Dead Tone

In the movie "Dead Tone" released in 2007, a group of college students prank call the wrong person, leading to a deadly game where they must survive a series of terrifying challenges. The main characters find themselves in a life-or-death situation as they try to outsmart a mysterious killer targeting them one by one. The film focuses on suspense, horror, and the characters' fight for survival in a deadly game of cat and mouse.