

Facing a trail of murders staged as chilling word games, a rookie police captain and a goofy detective race to solve a serial killer's deadly puzzles.

Wu Ming Han

Lin Tzu Ching

Chang Yung Kang

Shaonian

Li Shu Fen

Forensic Medical Examiner

Chubby

Teacher Shui Yuan

Huang Hsiao Yin

Young Shui Yuan
Mogi Yumi
Lin Yi Chien

Hsieh Cheng Ta

Huang Hsien
Liao Shan Tai

Deputy Director-general

Young Huang Hsien
Hsiao-Wu
Liu Mu Ting

Cheng Pai Hsiang

Hsiao-Woo
Jailer
Jailer

Squadron Chief

Lin Pai Sheng
Chang Po Lun
Elementary School Student
Anchor

Janitor Kuo

Anchor

Tutoring Centre Director

Tutoring Centre Staff
Street Interviewee

Steak House Waiter
Bespectacled Student

Amusement Arcade Waitress

Young Huang Hsiao Yin
Female Student

Student