Itadaki! Seieki Extra
- Date
- 2014-03-27
- Studio
- —
- Duration
- 283
- Details
- Based on the erotic manga by Doumou. Succubus Setogaya Mari is a part-vampire who takes her nourishment not from blood but from drinking semen. As she performs oral sex for energy, various things can happen; for example, her breasts might simply grow during the act.