In a detective story full of bizarre twists and turns, perfectionist Cheng Yang and analytical reasoning expert Jun Wugui represent the boys while Su Wenyue who is skilled in martial arts and the quirky Ouyang Chuchu are their female counterparts. Together, they examine every piece of evidence to shed light on the truth.

• Yang Qijun
• Chen Ziyou
• Yang Fuyu
• Li Xizi
• Zong Fengyan
• Liang Yongni