Yan Yu is trapped in a cycle of her daughter Yan Lele's death. Only by finding the killer and saving her daughter can she break the cycle. During her repeated attempts to rescue Lele, she uncovers the truth about Lele being bullied at school. Determined to save Lele, Yan Yu decides to reclaim her former identity, gather her old subordinates, and find the true killer of Lele to bring justice.
