Explosion

Zhao Xudong is a blaster technician. When an explosion happens in the mine and kills four workers, Zhao survives. He suspects that the explosion is not an accident, and when he investigates further, two miners and the mine owner are
A blast technician in a mining town survives an explosion only to discover it may not have been an accident. While investigating the truth, he becomes the prime suspect and must use his unique skillset to clear his name.