Keeper of Darkness is a 2015 Hong Kong supernatural horror film directed by and starring Nick Cheung.

[1] The film co-stars Amber Kuo, Louis Cheung, Sisley Choi, Xing Yu and Philip Keung, with a special appearance by Karena Lam.

[2] Street-smart exorcist Fatt has a unique method of dealing with vengeful spirits: He negotiates with them and persuades them to let go of their grudges.

After recordings of his exorcisms go viral, Fatt attracts the attentions of a murderous spirit who’s targeting mediums, as well as a troublesome reporter who takes great interest in Fatt and his close relationship with a female spirit.

[citation needed] The film was number-one on its opening weekend in Hong Kong, with HK$5.75 million.