Tomoko, a female college student who lives in the same apartment, was stuck on the stairs, so Kenji lends her shoulder.A few days later, on the way home from drinking with his co-workers, he runs into Tomoko on the street and decides to drink with him at Kenji's house.Seduced by Tomoko, I can not stand it and I will have sex with Tomoko next to her colleague who is sleeping drunk.Kenji's younger brother, who was watching it, approached him, wanting to taste the huge breasts himself.