An unexplained vanishing bonus, five colleagues each harboring their own secrets. When everyone points fingers at the quietest person, the truth quietly emerges along another path. An envelope is swapped, two photos are exposed, half a year of audio recordings is opened—the real thief is never the person you think it is. Three months after Chen Zong was taken away, a new director parachuted into the department. She neither takes bribes, breaks the law, nor slams tables; she only uses budgets and emails to make trust crumble. This time, the enemy Zhang Chen faces is ten times smarter than Chen Ming.