![Behind-The-Scenes [BTS] Script Reading Footage from the Upcoming tvN Drama '100 Days of Deception' | Starring Kim You-Jung, Park Jin-Young, Kim Hyun-Joo, Lee Moo-Saeng & Jin Sun-Kyu [Premieres October 10]](https://external-preview.redd.it/saFysmN3pk-WnS1S-c2hDM5zeNovR2q867vRDsTT4yk.jpeg?width=140&height=105&auto=webp&s=5ad806f8b0670dcda20808d42b30189c6745f236)
Behind-The-Scenes [BTS] Script Reading Footage from the Upcoming tvN Drama '100 Days of Deception' | Starring Kim You-Jung, Park Jin-Young, Kim Hyun-Joo, Lee Moo-Saeng & Jin Sun-Kyu [Premieres October 10]
>Helmed by Director Yoo In-Shik of 'Extraordinary Attorney Woo' and the 'Dr. Romantic' series, '100 Days of Deception' is a period spy romance set over 100 days during the Japanese occupation of Korea. The drama follows Lee Ga-Gyeong (Kim You-Jung), Gyeongseong’s (present-day Seoul) top pickpocket, who infiltrates the Japanese Government-General of Korea disguised as an interpreter trainee. There, she becomes entangled with Kim Tae-Woong, also known as Sato Hideo (Park Jin-Young of GOT7), the newly appointed interpreter of the Government-General and the adopted son of the Inspector-General of Korea, the second-highest-ranking official in the organization.
>The script reading was attended by Director Yoo In-Shik, writer Ryu Bo-Ri, and cast members including Kim You-Jung, Park Jin-Young, Kim Hyun-Joo, Lee Moo-Saeng, Jin Sun-Kyu, Lee Ki-Young, Choi Duk-Moon, Seo Jeong-Yeon, Kim In-Kwon, and more.
>At the script reading, the cast and production team first observed a moment of silence to honor the sacrifices of Korean independence activists before beginning the session.
>Kim You-Jung plays Lee Ga-Gyeong, Gyeongseong’s top pickpocket who disguises herself as an interpreter trainee to infiltrate the Japanese Government-General of Korea. She portrays the character’s wide range of emotions, from a bold young woman dreaming of going to America to someone who gradually changes as she faces a series of crises after becoming a spy for the independence group Gugukdan.
>Park Jin-Young plays Sato Hideo, also known as Kim Tae-Woong, the adopted son of the Inspector-General of Korea and a newly appointed interpreter at the Japanese Government-General of Korea. Fluent in three languages, Kim Tae-Woong appears to be a polished elite interpreter on the outside, but secretly carries a deep sorrow that he cannot share with anyone.
>Kim Hyun-Joo takes on the role of Yoo So-Ran, a sniper for Gugukdan, an anti-Japanese resistance group, who takes up arms in pursuit of revenge. While carrying out a mission to assassinate Sato Shinichi (Jin Sun-Kyu), Yoo So-Ran offers Lee Ga-Gyeong a life-or-death deal, making her a pivotal character in the story.
>Lee Moo-Saeng transforms into Yoo Philip, a Gyeongseong correspondent for an American news agency. Using his position as a journalist, he pressures the Inspector-General of Korea while secretly serving as a member of Gugukdan and maintaining a fake marriage while concealing his feelings for Yoo So-Ran.
>Jin Sun-Kyu plays Sato Shinichi, the second-highest-ranking official at the Japanese Government-General of Korea and Gugukdan’s first assassination target. An ambitious man who will stop at nothing to achieve success and advance his career, Jin Sun-Kyu brings an intimidating presence to the character with his cold gaze and stern manner of speaking.
>The drama is further bolstered by a talented supporting cast. Lee Ki-Young plays Kim Seung-Eok, the head of Korea’s largest textile company; Seo Jeong-Yeon plays Ryu Gwan-Sil, Sato’s Korean housekeeper; Kim Do-Hyun plays Suzuki, an English interpreter at the Japanese Government-General of Korea; Go Han-Min plays Mitarai, an official at the Government-General; Kim Joong-Hee plays Fukuda, head of the Government-General’s Security Bureau; Kouri Yuka plays Yamada, Sato’s secretary, and Hong Sa-Bin plays Inoma, Lee Ga-Gyeong’s pickpocketing partner.
>The actors portraying members of Gugukdan are another key part of the cast. Choi Duk-Moon plays Kwak Woon-Hak, Kim In-Kwon plays Han Cheol-Ryong, Jeon Seok-Chan plays Kim Chi-Geon, Jeon Yung-Beob plays Song Jeon, Kim Dong-Young plays Park Se-Hwan, Lee Do-Goon plays Jang Jung-Yeop, Park Jung-Yeon plays Kim Myung-Nam, Lee Sun plays Lee Young-Bok, and Ko Se-Bin plays Hwang Gyu-Young.
>The production team commented, “It was a meaningful time to reflect on the significance and message of the drama from our very first meeting. We hope the sincerity of everyone involved, both the cast and crew, reaches viewers in its entirety. We are bringing you the story of ordinary people who never lost sight of the light of hope that is independence during the dark era of Japanese colonial rule.”
>'100 Days Of Deception' will premiere on October 10.
##100 Days of Deception ↳ Previously Known As: 100 Days of Destiny, 100 Days of Lies
Starring: Kim You-Jung, Park Jin-Young (from GOT7), Kim Hyun-Joo, Lee Moo-Saeng & Jin Sun-Kyu
Episodes: 16
Duration: 1 hour & 10 minutes
Original Network: tvN [Premieres October 10]
Streaming On: TVING
Airing: October 10, 2026 Through November 29, 2026
Airs On: Saturdays & Sundays
Genre(s): Thriller, Historical, Romance, Crime
Director: Yoo In-Shik (The WONDERfools, Dr. Romantic: Season 1, 2 + 3, Extraordinary Attorney Woo: Season 1 & Upcoming Season 2 & Vagabond)
Screenwriter: Ryu Bo-Ri (Trolley, Do You Like Brahms? & Everything & Nothing)
>Plot Synopsis: Set in Gyeongseong during the Japanese colonial period, the drama follows Ga Gyeong (Kim You-Jung), the city’s most talented pickpocket, who strikes a dangerous deal with the independence army and goes undercover at the Japanese Government-General of Joseon. Disguised as an employee, she is tasked with acting as a “fake spy” for just 100 days, but her mission slowly turns her into a real informant caught between survival, loyalty, and conviction.
>As she navigates her perilous double life, Ga Gyeong becomes entangled with Tae-Ung (Park Jin-Young), a Joseon-born Korean interpreter working inside the same building. Against a backdrop of secrets, lies, and growing political tension, a romance quietly takes shape between them.
DISCLAIMER: Please note that Drama Names, in addition to Cast Changes, as well as Premiere Dates & Streaming Platform(s) are subject to change