Liu Guilan is injured dodging her son's mistress Yin Jiali's car and dies when her son Gu Yang ignores his wife Lin Wanqing's calls. At trial, lawyer Lin Wanqing exposes Yin Jiali's guilt, but Gu Yang defends Yin Jiali—until Yin Jiali's cruelty surfaces in court. He is consumed by regret.