Ayame and her sister know that their dad's been lonely ever since their mom left home. Like any good daughter, they just want their dad to be happy and help in any way possible. And we do mean, Any. Way. Possible.
Dude needs to defeat a monster in order to save the world. However, he isn't strong enough and needs a power-up - which just so happens to involve his blonde teammate. Episode 2 involves a guy training his little sister on the art of cock-handling. His cock in particular.
Takato Keisuke and six females are locked up in a dungeon underground. According to the rules, the only way to escape from this place is to rape all six of them. One by one. Can they escape from here and go back to being normal? Or is this going to change them for the worse?