Yumika and Hina, who live in the same apartment, are mom friends who belong to a certain circle. The activities of the circle are-Sex! !! The handsome guy who called into the room, the aqueduct, and the student next door, eat 360 ° from the front to the back, from the top to the bottom! !! A hole called a hole in the whole body and a protrusion called a protrusion are sucked, sucked, and sucked with a violent noise! !! Witness the mad feast of the sexual monster parents competing for the cock with a smile! !! !!