Ni de nianling, wo de weishengsu
- Episode aired Dec 31, 2012
![Nan Xing Li, Pierre Png, Yun Xiang, Shaun Chen, and Jeanette Aw in X yuansu (2012)](https://m.media-amazon.com/images/M/MV5BMWY3NTY4ZTctYmYwMi00NDhkLTgwNWEtZjFkNTkzYzA4YTIzXkEyXkFqcGdeQXVyMTE0NjIwNQ@@._V1_QL75_UX190_CR0,2,190,281_.jpg)
Zhiqing officially joins Jiang Wei's private investigator firm, and begins to investigate Ye Rongguang's case. They receive news that another two patients have contracted Ye Rongguang's agin... Read allZhiqing officially joins Jiang Wei's private investigator firm, and begins to investigate Ye Rongguang's case. They receive news that another two patients have contracted Ye Rongguang's aging disease. Upon investigation, they find out that both patients are Dayu's superiors, and ... Read allZhiqing officially joins Jiang Wei's private investigator firm, and begins to investigate Ye Rongguang's case. They receive news that another two patients have contracted Ye Rongguang's aging disease. Upon investigation, they find out that both patients are Dayu's superiors, and had aged drastically within a few days while Dayu had become much more youthful.