Since the new century, the people of Dingbang have struggled in the quagmire and survived in the cracks.
Zekang's father died in a mining accident and his body was not found. Regardless of dissuasion, he decided to walk out of the city gate and cross the dangerous quarantine area to find his father's remains.
In the process, he accidentally discovered the possibility of his father's survival, as well as the chilling conspiracy... Or the truth.