Thrill of Fear (2016)

After securing the premises, J. Wesson confides in the gathered guests that he won't let anything bad happen to them. Wesson hears a noise and goes to investigate, and during a state of his own delusion he is discovered by the suspicious Samantha. Found out, Wesson reveals himself. As Samantha tries to protect herself with Wesson's stolen gun, the gun is an empty spare as Wesson reveals another gun. Saying that he loves "the thrill of fear," the film ends.