While Jin Zhen takes on a job at the mail office on the South Campus, the others enter the North Campus and start their assignments. Chief Lei warns Chief Zheng that as long as she is responsible, Jin Zhen will never enter North Campus. An important blue print is stolen and one of the Commanders almost poisoned forcing President Gao Tie to implement a new task force to solve the Purple Code and Zheng Dang to take drastic measures.