Literally just this Percy is a god doesn’t hit on any hunters and just pops over to be like “listen to this dumb stuff that’s happening” or be like “here’s a demigod that could use some badass sisters to hang out and kickass with”
Percy has a sibling from a different godly parent like “sally jackson Olympus’s favorite Ex” where he has a younger sibling that doesn’t involve the prophecy being a factor, cause I have this thought running through my head that Percy would 100% adopt all of his siblings half siblings as his own. If they are ever unclaimed then post lighting thief is a phone call home going “there are children who require a parental figure that can wear a normal pair of pants” and it can even have an opportunity to view the titians side of the war