Newly arrived constable Wei Tao is thrust into a baffling poison case when eight elders from a local charity die under mysterious circumstances. His investigation leads him to widow-physician Jiao Yu, where buried secrets and deadly traps begin to surface.

Cast:Wang Ziyi, Zhao Jia, Jiani Lu, Neno,

Genre:Mystery,

country:China,

Production:GHY Culture & Media, iQIYI,