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.
Actors:
Updating
![Shiiba-san no Ura no Kao Episode 1 [Sub-ENG]](https://avdbapi.com/upload/vod/20260209-1/81060d25ad6f33959ebd1d6e16e26bc2.jpg)
