Devil Behind the Gate

The story

Yuan Yingcai (Desmond Tan), a teacher working at an art school, suddenly commits suicide. His death causes an uproar in the school. He had a promising future ahead of him. Why would he kill himself?

Yingcai’s twin brother Yuan Yingjie (also played by Desmond Tan), who has lived abroad most of his life, returns to Singapore to deal with Yingcai’s funeral matters. He believes that there is more to Yingcai’s death and decides to infiltrate the art school and uncover the truth behind. His investigations lead him to several suspects, including Yingcai’s newly wedded wife and students. Secrets and grudges surface and all seemed to have something to hide in their relationship with Yingcai.

The plot thickens as more potential suspects get unveiled and new information get uncovered. Soon Yingjie discovers a hidden side to Yingcai—a twisted, extreme side—and the shocking truth behind his death.

The seasons

Season 1 Season 1 2025 · 15 episodes Season details＋

April 28, 2025

Yuan Yingcai, a teacher from an art school, falls to his death. His twin brother, Yuan Yingjie returns from France to settle his affairs and finds out that his sister-in-law Fang Aixin and Jiang Xiaolei, whom he was secretly in love with, are cousins. The police concludes that Yingcai’s death is a suicide. Meanwhile, Yingjie discovers Yingcai’s student Ethan had plans to kill Yingcai.

Cast

D Desmond TanYuan Yingcai / Yuan Yingjie S Sheryl AngJiang Xiaolei C Cheryl ChouFang Aixin C Constance SongLu Anna O Oh LingenLu Shanmei W Wang Yu QingFang Youli B Bryan ChanLuo Dapeng I Ivan LoLuo Yideng R Regene LimChen Wenxi