An unknown female corpse outside the hotel broke Chu Yue's peaceful life, as if opening Pandora's box. When he met classmates and cold-faced policemen whom he had not seen for decades, Chu Yue couldn't help but lament, "This Mercury retrograde is too strong, why? The entertainment reporter was forced to change his career to social investigation," Nie Lei, holding a cigarette, complained, "How about you change your career?" The story of a fledgling reporter, a "cold" policeman with ten years of work experience, and a young gangster Nie Lei because of a female corpse.