Sexual wives and wives of juniors who like breasts and seniors who like ass exchange Jaejin also cares about such jinjin. Jaejin is a sexless couple so I envy her newlywed Seokjin. But Seokjin, who likes breasts, is also dissatisfied with her wife who doesn’t show her breasts during sex. Jae-jin’s wife, Su-jin, comes to her while Jae-jin is away for a while. Jae-jin and Seok-jin eat alcohol at Seok-jin’s house after work.Je-jin, who is thirsty or drink water from hangover, goes to Jeong-hee, who is sleeping in the kitchen. Seokjin, who likes breasts and Jaejin, who likes buttocks, has secret time with his wife.