When Feng Shaofeng, the head construction worker of a bridge project, is found brutally murdered in a desolate forest area near Guangdong Village, Wang Lin, the head of the investigation department, and Zhang Linghe, a forensic officer, are assigned to the case. Despite their complicated and conflicted personal history, they must work together on this mission. During the investigation, they discovered that Feng Shaofeng's death might be linked to issues within the construction project and conflicts in the village. The quest for truth leads them to clues that challenge their abilities and provide an opportunity to rekindle their relationship. Ultimately, Wang Lin and Zhang Linghe must confront dangers that may force them to reconsider their convictions and the love they still have for each other.