Over the span of 15 years, SONG Hao, once a top senior student in high school, went on hiding from his crime of homicide which turned out to be erroneously identified. As he returns to his hometown as a grown man, it seems that everything has gone back to normal. His reunion with his old classmate PAN Xiaoshuang casts a bright light on his gloomy life. She provides him with warmth and healing that gradually tame the billows beneath the surface. He decides to start his life anew and reconcile with his father, in order to fulfill the nearly impossible self-salvation.