A single mother and her daughter are forced to stop by a black car on the way home. When they regain consciousness, they are in a Karst cave with seven strangers. The game is to find out a killer among the nine.
DIRECTOR
CAST
![](https://image.tmdb.org/t/p/w92/xRywJ1OYahh1xD7Keuslx6aWVKw.jpg)
Anita Yuen Wing-Yee
Helen Xin / Xin Hailun
![](https://image.tmdb.org/t/p/w92/a6fLhgra5vvBUgmVTeluANy3dGk.jpg)
Xiong Naijin
Zhen Ni / Jenny
![](https://image.tmdb.org/t/p/w92/f0CpbBJl5JMeMwxZ4IqsLmptCoT.jpg)
Archie Kao
Danny Wong
![](https://image.tmdb.org/t/p/w92/ckTZ7YR0ebf27f8Ak3nQQwpk7F0.jpg)
Zhang Zimu
Wang Sisi