Xuexin was kidnapped to the rooftop by the intimidator. When Xuexin's life was in danger, Xing Guodong appeared in time to stop the intimidator from committing the crime. During the struggle between Guodong and the assailant, the assailant stabbed Guodong with a knife, and Xuexin was also thrown out of the rooftop. . Guodong rushed forward desperately and grabbed Xuexin with both hands to prevent her from falling; Guodong was stabbed by the murderer again, ...