A car accident when she was a teenager left a long scar on Wang Jiaxin's body. But she never felt sorry for herself because of this. Instead, she felt that she was a person who died once. She always faced life positively. When psychology professor Li Yanxin broke into her life, everything changed. People around her showed their fangs because of their interests, and the lost memories gradually became clear. Is Li Yanxin's appearance accidental or planned? Where should they go?