Long Que gives the location of a map of Longyuan Cabinet and the armory to Zi Shu, asking him to hand over the latter to Ye Bai Yi. He also informs that he had written two books regarding the mechanical inventions he had created. Zhang Cheng Ling takes over the task of continuing Longyuan Cabinet and Four Seasons Manor's legacy.
Casts:
Zhang Zhehan, Gong Jun, Zhou Ye, Ma Wenyuan, Sun Xilun, Jin Le, Ke Naiyu, Wang Bo Qing, Ma Lan, Guo Yunfei, Liu Hanyang, Li Daikun, Wang Ruolin, Guo Jiahao, Hei Zi, Kou Zhenhai, Norman Chui Siu-Keung, Leung Kar-Yan, Shen Baoping, Wang Gang, Zhang Shuangli, Chen Zihan, Huang Youming, Wang Dong, Miles Wei, Fan Jinwei, Song Yagang, Yang Han, Fu Qianwen, Zhou Tai Heng, Chang Jin, Tang Yuan Sheng