아들 하루마는 엄마와 이혼 후 젊은 애인 나나세를 데려와 시도 때도 없이 애정행각을 벌이는 아버지에게 크게 실망한다. 게다가 아버지는 얼마 지나지 않아 나나세를 두고 또 바람을 피운다. 상처 받은 나나세를 위로하던 하루마는 곧 그녀의 마음뿐 아니라 몸까지 어루만지기 시작한다.
Min-joong and Ga-hee are a campus couple and friends with Geun-tae. Geun-tae has a crush on Ga-hee and asks her out to dinner to tell her how he feels about her. Ga-hee knows how he feels but she tells him she is in love with Min-joong and doesn't acknowledge his feelings for her. Geun-tae isn't happy with how Min-joong treats Ga-hee and feels bad for her. So Geun-tae comes u
Two women start living with a man who lives alone.The women introduce themselves as sisters looking for their long lost father and they start to seduce the man. Actually, these women are a serial killing duo who only target men who live alone. In the end, the man loses his life. While they are celebrating, a boy calling himself the man's brother, appears in front of them one day. He looks and sounds just like the man but has a completely different personality and he's nothing like the two women has ever seen before.