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.
Join Telegram
![Itadaki! Seieki♥ Episode 1 [Sub-ENG]](https://upload18.cc/v/ITADAKI-SEIEKI-1-SUB-ENG/poster.jpg)
![Itadaki! Seieki♥ Episode 1 [Sub-ENG] Thumbnail](https://upload18.cc/v/ITADAKI-SEIEKI-1-SUB-ENG/thumb.jpg)