A text message arrives from a dead friend. Since then, mysterious cases take place in a high school, which are intricately tangled with each other. Five mystery club members get together to reveal the truth of the mysterious incident at school.
Park Ji-yoon
Jang Do-yeon
JAEJAE
BIBI
Choi Ye-na
Score: 7.0
Score: 7.8
Score: 0.0
Score: 0.0
Score: 5.0
Score: 0.0
Score: 6.4
Score: 7.6
