Echo (2008)

The reign of terror has begun

The film follows, Darren, cold and calculating mob hitman, attempting to have a normal life with his unsuspecting girlfriend, Theresa, inadvertently comes across the path of another killer: a brutal and sadistic serial killer only known as the Angel of Mercy. As the walls of his perfect facade begin to crumble, he must face a killer hellbent on destroying his very existence.