The story evolved around Collin, Kim Do Jin's son. Something happened with Collin causing their life to change.   Do Jin his only son's head whose sleeping soundly. He can only show his affection as a father in the night when the boy is in his deep sleep. Slowly Do Jin realised how his son resembles him a lot. But prettier. He was wondering how is the boy step-father. Is he really nice? Is he really good? Are they comparable? He really have no