beta
Scientists and their experiment on tentacles.
The u-play appears in second story.
The uke secretly like seme, but he has been selling his body to client instead.
The seme saw uke having bdsm session at his house.
[Webtoon] The uke is a loner and gullible. One day, seme pretended to be his cousin's where she has became a man. Uke believed him and they had sex.
Urethral Play on chapter 16.3
Chapter 2. The uke is the editor and willing to help the sensei by being his erotic model.
Kise has been kidnapped and gang-raped by strangers.
Levi has claustrophobia and Eren wants to help cure it.
Hijikata is worried when Gintama didn't cum when they had anal sex. So he decided to find a cure.
Gintama is being raped with tentacles.
Uchuu no Mozuku