Takako, a mother troubled by Yuuji, a sex monster, consults Shiori, a beauty designer who comes to Takako's place for makeup advice. "Leave it to me," says Shiori with confidence. however, Yuuji's libido is more than Shiori imagined. Shiori, who wants to resolve her own libido with the sex monster Yuuji. The fuse of the sex battle has been lit.