A few years ago, Hideo survived a collision with a truck whose driver had fallen asleep at the wheel, but lost his wife who was sitting in the passenger seat. Though he miraculously survived, the accident left him confined to a wheelchair, forced to rely on compensation payments to get by. One day, a woman appeared at his doorstep claiming to be the daughter of the truck driver. She expressed her desire to atone for her father's crime while he remains imprisoned, setting in motion unexpected events that will change Hideo's life forever.