Deok-goo lives as a fisherman in a seaside village. He borrowed money from Dong-choon, a private moneylender, but the situation is not favorable. Deok-goo, who came to collect money, begged Dong-choon to give him a week's end. Dong-choon says he will use Deok-goo's wife for a week instead, while Deok-goo, who has no other choice, accepts Dong-choon's request... Blues of human desire and affection living in the background of the beach.

Ki-ho is a hitman. His solitary hobby is peeping at "Cheong-ja" who lives next door. One day, while comforting himself by peeking, "Cheong-ja" came to his house. "I know you peek at me every night." She became the target! A passionate service for Ki-ho starts.

Three sisters, Yeon-sook, Yeon-hwa and Yeon-jeong live together in Seoul. One day, eldest Yeon-sook brings her pre-wedding gown to the house and the two younger sisters' expressions were strange. They should pretend not to know anything! A man who lives in a house with the three sisters! Their secret live in setup begins.

Yeong-ae, who was raped daily by a masked man, gradually finds herself falling for him. Upon discovering that the masked man was actually her husband, she breaks up with him and begins to rely on Jin-seong, who occasionally visits and treats her kindly. However, Jin-seong is hiding a secret of his own.