Yu Xiaoqin steals money from her father and blames on her sister Tao Lan, who accidentally kills her sister while attempting to prove her innocence. After 17 years in jail, Tao Lan is escorted by a guard only to find her home long demolished. The two go to the new address of her ageing parents, and the guard becomes witness to the family's difficult reunion.
A man released from prison believes that humanity is composed of half good and half evil. He wants to live a good life but the past drags him back to evil.
