Kill Switch is an action film that focuses on a tough cop named Jacob King (Steven Seagal), who has a reputation of using controversial methods in bringing down criminals. Jacob is investigating a series of murders committed by an astronomy expert, Lazaerus (Michael Flippowich). Meanwhile, another murderer, Billy Joe Hall (Mark Collie) is angry at Jacob for kicking him out of a window. To get revenge on him, Billy murders Celine (Karyn Michelle Baltzer), the woman he presumes to be Jacob's girlfriend. With the help of his partner, Detective Storm Anderson (Chris Thomas King), Jacob sets off on a manhunt to find Billy. But things get even more complicated when Billy murders a barmaid and frames Jacob for the killing. Jacob must now clear his name, while trying to find Billy. What happens next are a series of shocking events that cause Jacob to rethink his methods of making sure justice is served.