Haitoku Ga Matte Iru

Yurino's beloved is in financial trouble, so she decides to help him out by being a prostitute. However, the first guy she says "wanna have some fun with me for 500 bucks?" to happens to be a famous popular music composer, Yukio, with one of his singers, Karin, with him. The book consists of a collection of dangerous and sad love stories.