Wedding planner Shen Qingli develops the ability to see other people's death countdowns after suffering a high fever. At the engagement party of her ex-fiancé and stepsister, she foresees a crisis threatening everyone. With CEO Gu Yanci backing her, she evacuates the guests and prevents a tragedy. The two establish a safety early-warning center together, clear her name, and save lives. Later, they discover that charity association president Ji Lan possesses the same ability, exploits it for profit, and plots to harm others. In the end, they join forces to bring Ji Lan to justice. Shen Qingli emerges from the shadows of her past, finds success in her career and love, and uses her ability to protect ordinary people.