Lin Qingzhu's life was a waking nightmare. On the day of her crucial interview for the Space Agency, her entire class—led by her boyfriend Feng Yan—decides to wait for his childhood sweetheart, Xia Ningning, who is running late. Lin Qingzhu, the ever-responsible class monitor, tries to convince them to leave, warning that they could miss their one-in-five-year opportunity. But they accuse her of being jealous and selfish. After they finally arrive, Xia Ningning, who was behind the whole plot, pushes Lin Qingzhu off a rooftop to her death, all to gain sympathy and fame online. With Feng Yan and her classmates' false testimony, Xia Ningning becomes an internet sensation, while Lin Qingzhu's father is left to fight for justice alone, ultimately dying from the humiliation