Cha Moo Hyuk (So Ji Sup) is an orphan that was abused by his adoptive family. So he ran away and learned the way of the streets, meeting all sorts of people. Because of an accident involving is ex-girlfriend, he has 3 months to live. So he goes to Korea filled with anger and hurt about his birth mother.
Then in Korea he meets someone he least expect himself to love. But how can he be able to love, hate, and revenge within the short three months of his life?