Yan Ming's life takes a drastic turn when his ungrateful son brutally kills his ex-wife, leaving him with deep regret over his inability to protect her. As he grapples with this tragedy, Yan Ming discovers that he has the power to travel back in time and change the course of events. With this newfound ability, he uses his willpower to revisit pivotal moments from their past, determined to shield his wife from harm and shape a brighter future for himself and their children.