Unidentified Fucking Operation (UFO) Manga

Genre(s): Manga , Seinen , Comedy , Ecchi , Mature , Smut , Supernatural

Summary:

"I'm cumming from an Alien's semen being poured into me...!" After getting kidnapped by an UFO, they're used as guinea pigs of the "Copulation Experiment"!?

"I'm cumming from an Alien's semen being poured into me...!" After getting kidnapped by an UFO, they're used as guinea pigs of the "Copulation Experiment"!?

"I'm cumming from an Alien's semen being poured into me...!" After getting kidnapped by an UFO, they're used as guinea pigs of the "Copulation Experiment"!?