Synopsis: Otoshiana ni Hamerarete

Камни подводные в нём / 沉迷于陷阱之中 / 落とし穴にハメられて Popular Hiroto uses viagra to be able to have sex with girls. One day a pretty girl approaches him and invites for some fun. As he accepts, he does not suspect that he is going to have a big surprise that will make him learn something interesting about himself! The story continues with Mayonaka Love Alliance and Midnight Love Alliance.