A man and a woman meet by accident on a Sunday evening at their childrens' boarding school. Slowly, they reveal themselves to each other, finding that they have something deeply in common.
Fund manager Seok-woo (Gong Yoo, A Man and a Woman) and his young daughter Su-an (Kim Su-ran, Memories of the Sword) rank among those fighting for their lives, and trying to work through their family issues in the process.