CK is a famous law firm. Lei Youhui is one of the partners of the law firm and is reputed as “an undefeated general” in the legal circle. But he lost the Chengfu Shopping Mall Collapse Case ten years ago, in which he defended the tenants. To ease the guilt of losing the case, Lei Youhui decides to vindicate Li Yifeng. During his investigations, Lei Youhui smells out a plot in the case. To bring the real culprit to justice, Lei Youhui has to fight back in the final trial.