An 18-year-old lured a woman to a hotel, murdered her for "the experience," and then called his girlfriend to help clean up

I came across a case from Myanmar that completely blew my mind.

A 23-year-old woman, Ma Su Myat Win, agreed to meet a client at a hotel after the two connected through the communication app Telegram.

The next morning, hotel staff and people outside noticed a blue plastic bag wedged between the outdoor AC units on the fifth floor.

One corner of the bag had ripped open.

A human arm was sticking out.

Inside was Ma Su Myat Win's dismembered body.

Police searched Room 502 and found blood spatter covering the walls, drag marks leading to the balcony, and obvious attempts to clean the room. The killer had tried to wash away the blood, but there was simply too much.

Investigators traced Ma Su Myat Win's Telegram conversations and quickly identified the last person she met: 18-year-old Aung Khant Kyaw Zin.

Within 24 hours, police arrested him.

Then they arrested his 18-year-old girlfriend, A Mon Aung.

According to police, Aung Khant Kyaw Zin admitted he had been obsessed with violent movies, crime videos, and violent games for months. Eventually, he wanted to know what it actually felt like to kill someone.

So he allegedly contacted a random woman through Telegram, pretended to be a paying client, brought knives to the hotel, and murdered her.

Afterward, he tried to dismember the body in the bathroom.

But there was too much blood.

So...

He called his girlfriend.

Instead of calling the police or running away, investigators say she helped him clean the room, scrub the walls and floor, move the body into a blue plastic bag, and hide it outside the hotel between the air-conditioning units.

Police later recovered the victim's phone from Aung Khant Kyaw Zin's house, clothing stained with her blood, and the knives he had thrown into a river.

They're both 18 years old.

The victim was a complete stranger. There was no personal motive. According to investigators, he simply wanted to experience committing a murder after becoming obsessed with violence.

But honestly... I'm almost more fascinated by the girlfriend than the killer.

If your boyfriend called you and said, "I just killed someone," I think almost everyone would panic, call the police, or leave. Instead, she allegedly showed up and helped hide a dismembered body.

Do you think she was terrified of him? Completely manipulated? Or do you think someone who is willing to help clean up a murder scene is just as dangerous as the person who committed the murder? I genuinely can't wrap my mind around her behavior.

https://onenewstvchannel.com/en/social-en/criminal-case/two-who-hacked-woman-to-death-arrested/

u/happilytorn — 7 days ago

▲ 350 r/TrueCrimeDiscussion+1 crossposts

A Japanese model met a man she thought was a fan. Two weeks later, her naked body was found hanging from a tree

I don't see this case talked about much anywhere outside of Japan at all, so I thought I'd post about it here.

In June 2022, 23-year-old Rina Arano disappeared after telling her family she was meeting someone she knew. She said she'd be home that evening.

She never came back.

About two weeks later, campers discovered her decomposing, naked body hanging from a tree in a forest in Ibaraki Prefecture.

The autopsy revealed she had not died by hanging. Instead, she had suffered a fractured hyoid bone and had been manually strangled to death before her body was dumped in the forest.

The investigation quickly focused on the last person known to have seen her alive: 33-year-old Hiroyuki Sanpei.

Who was Rina?

Rina came from what was described as a stable, wealthy family. As a child she reportedly dreamed of becoming a doctor, but eventually dropped out of medical training and entered Japan's adult entertainment industry.

She later became an independent adult model with a fairly large online following. Much of her work and networking was done through Twitter, where she promoted her content and found people interested in filming collaborations.

That's how she met Hiroyuki.

He initially contacted her as a fan before convincing her to meet in person.

The day she disappeared

The two first met a few months before her death.

On June 5, 2022, they arranged to meet again to discuss filming another video together.

Security cameras captured Rina getting into Hiroyuki's car outside JR Mito Station around 10 a.m.

It was the last confirmed sighting of her alive.

According to Hiroyuki, they filmed together at his countryside villa before he dropped her off at a nearby convenience store.

There was just one problem.

Nobody saw her at any nearby convenience store.

Police checked surveillance footage, interviewed local residents, and found no evidence she had ever been dropped off.

The search of his house

When investigators searched Hiroyuki's villa, they found a disturbing basement.

There was a bed fitted with handcuffs.

Investigators also recovered biological evidence linking Rina to the room, along with numerous explicit photos and videos of the two together.

Some of the recovered videos allegedly showed BDSM-style filming, which Hiroyuki later claimed had all been consensual.

Meanwhile, his car's dashcam and GPS data showed him repeatedly driving between his villa and the remote forest where Rina's body was eventually found.

Police also found soil on a gardening tool in his home that matched soil from the location where her body had been discovered.

As investigators pieced everything together, the evidence became increasingly difficult to explain away.

Hiroyuki wasn't some first-time offender.

Years earlier, he had already been arrested multiple times for violent attacks on women.

According to reports, his victims were complete strangers.

In one incident, he allegedly tackled and assaulted a woman on the street.

In another, he grabbed a woman from behind by the neck, dragged her to the ground, and beat her.

He had also been arrested for assaulting a police officer.

Despite this pattern of violence, he reportedly avoided lasting criminal consequences in several cases after settlements were reached with victims.

His wife eventually divorced him after learning about his violent history.

He later found a new management job after allegedly concealing his criminal past.

His defense

Even after overwhelming forensic evidence, Hiroyuki denied murdering Rina.

He admitted they met and filmed together but claimed her death was an accident during consensual BDSM activity.

The court didn't buy it.

The prosecution built its case using a combination of surveillance footage, forensic evidence, digital evidence, biological traces recovered from his home, his vehicle's movements, witness statements, and his own contradictory explanations.

In March 2026, he was convicted of murder and abandoning Rina's body.

He received a sentence of 20 years in prison.

Did Japan's justice system fail Rina by allowing a repeat violent offender to remain free?

Or do you think there simply wasn't enough legal basis to stop someone like Hiroyuki before this tragedy occurred?

https://www.yahoo.com/news/23-old-japanese-porn-actor-001243469.html

u/Dont_lookbehind — 7 days ago

▲ 176 r/BizarreUnsolvedCases

Wealthy Chinese couple vanished from New York. What do you think happened to them?

A wealthy Chinese immigrant couple vanished from their $3.9 million mansion in New York. Over a year later, they're still missing. What do you think happened?

This case has completely fascinated me, and I rarely see it discussed anywhere.

In March 2025, a wealthy Chinese couple, Peishun Fan (48) and Juanjuan Zhang (44), disappeared from their mansion in the affluent village of Old Brookville on Long Island, New York.

The family had immigrated to the U.S. in 2022 and purchased their home outright with cash for about $3.9 million. They spoke very little English, mostly socialized within the local Chinese community, and were described by neighbors as quiet and friendly.

The last known timeline

On March 30, the family hosted a small dinner at home with their younger son's friends.
Around 10:30 PM, the guests left. This was the last confirmed sighting of the couple.
Early the next morning, their 20-year-old son, his girlfriend, and his 12-year-old brother left for a planned overnight trip to the Catskill Mountains.

While driving, the eldest son reportedly received several strange, fragmented text messages from his parents. Their attorney has never revealed the contents, only saying they appeared to have been sent during some kind of emergency.

When the son tried calling them, both phones were off.

Later that day, neighborhood security contacted him, saying they had noticed suspicious people around the property. The son asked friends nearby to check on the house.

The scene

What they found was bizarre.

The front door was wide open.
Lights were on.
Half-eaten food was still on the table.
Car keys, house keys, wallets, passports, jewelry, and both luxury vehicles were still there.
There were no signs of forced entry, no struggle, no blood, and nothing appeared to have been stolen.

Police and the FBI searched the entire house, including using luminol, but found virtually no evidence explaining where the couple went.

It was as if they had simply vanished.

Then,

About three months later, the eldest son received bank alerts showing that nearly $2.9 million had been transferred out of his parents' accounts.

Investigators discovered someone had fraudulently changed the accounts into joint survivorship accounts, allowing another person to withdraw the money.

A 56-year-old woman was identified as the beneficiary. She had little money before the transfers but quickly began withdrawing hundreds of thousands of dollars and funneling money through a newly created shell company.

Bank surveillance also showed she was accompanied by a younger man with a history involving stolen identities, fake driver's licenses, and financial fraud.

The woman was arrested and later pleaded guilty to bank fraud.

The younger man posted bail, disappeared before trial, and remains a fugitive.

Interestingly, investigators believe this fraud ring probably did not kidnap or murder the couple. Their theory is that the scammers simply took advantage of the fact that the couple had already disappeared and no one was actively monitoring their accounts.

Other strange details

A black SUV with its license plate deliberately covered in mud was reportedly seen outside the house around the time of the disappearance.
The home's security systems apparently failed or weren't functioning properly.
The couple had left behind everything they would need if they intended to travel.
Despite extensive searches, there have been no confirmed sightings, no bodies, and no financial activity from the couple themselves.

A possible motive?

Chinese reports claim the husband was a successful businessman involved in major construction and civil engineering projects before immigrating to the U.S. They also claim he had briefly been detained by Chinese authorities before leaving the country and that the family kept a deliberately low profile after arriving in America.

None of that has been confirmed by U.S. investigators, but it has led to speculation that the disappearance could have been connected to events from their lives before moving to the United States.

So what do you think?

Some possibilities:

They willingly opened the door to someone they knew and were abducted. Perhaps they were targeted because people knew they had significant wealth.
The case is connected to the husband's past business dealings. The family seemed to be running away from something as they immigrated to the US seemingly overnight, even changing their names.
The financial fraud ring is involved in their killing.
The couple immigrated in 2022, yet by late 2023 they were able to purchase a $3.9 million home entirely in cash. From what I understand, China has strict annual limits on how much money individuals can legally convert and transfer overseas (around the equivalent of US$50,000 per person per year under normal foreign exchange rules). If they used an underground money-transfer network, the people involved would have known exactly how wealthy they were, where they lived, and how their finances were structured. That would provide both motive and opportunity without requiring some elaborate international revenge plot.
The timing of the eldest son's trip makes him look a bit suspicious. He, his girlfriend, and his younger brother left for the Catskills on Monday, March 31, when the younger brother was off from school for Eid al-Fitr. However, they planned to stay overnight even though school resumed the next morning. However, there doesn't seem to be much motive for him to hurt his parents.

The FBI has never publicly identified a suspect in the disappearance itself, and more than a year later, the couple is still missing.

What theory makes the most sense to you?

reddit.com

u/happilytorn — 7 days ago