The Great Hypnotist is a 2014 Chinese psychological thriller directed by Leste Chen and starring Xu Zheng as the famous psychologist Xu Ruining and Karen Mok as his patient Ren Xiaoyan. The plot revolves around Xu's attempts to cure Ren of her mysterious phobia of mirrors, which seems to stem from a traumatic incident in her youth. As Xu delves deeper into Ren's psyche, he begins to uncover disturbing secrets and experiences strange hallucinations of his own. The film features twists and turns as the two characters engage in a battle of wits and wills, with Xu struggling to maintain his professional detachment and Ren manipulating him at every turn. The Great Hypnotist received mixed reviews upon its release but was praised for its atmospheric visuals and tense atmosphere.