As the deceased soul Ja-hong and his three afterlife guardians prepare for their remaining trials for reincarnation, the guardians soon come face to face with the truth of their tragic time on Earth 1,000 years earlier.

An eighth grade student kills himself but not before writing the names of the students who victimized him. Their parents are called into the school and a battle goes on regarding the will.

Daughter Ji-suk is now already a mother herself, but she'll always be a child in the eyes of her proud mom. The two decide to go on their first ever trip together. Over three days and two nights, their journey reveals the love and regrets, emotions and conflicts, that form a mother-daughter relationship.