Description: Newlyweds Hiroshi Endou and his wife, Ayaka, travel to an onsen with a few upperclassmen from their college circle.But that night, a shocking truth comes to light! Ayaka has had sex with every man in the room, back in their college days she was a sex slave of these perverted trio. They disrespect Endou and they show him how they fucked his newly wed wife in front of him. But Endou got delighted to what he saw. Does he changed his mind and regret this travel or he enjoys it more?