Rio Kuriyama

Ken, a serious office worker, goes to a love school to find a girlfriend. Thanks to his efforts, he ends up dating a beautiful woman named Chika. However, just as they are about to have their first sexual encounter, Chika tells him a shocking truth...

This is the story of Kajiyama Tsuneo, a struggling salaryman who relies on his own intuition and experience to pursue the finest sex industry, saying, " This month, I'm going to take my chances! "