Let me start by saying that the film’s entirely first-person perspective might be a problem for some viewers; I know it was for me, and it makes things tricky to light properly. The story centers on "Jason" (played by Mike Vogel) and his girlfriend "Lily" (Jessica Lucas), who appear to have a perfect relationship. Their evening out celebrating their friend "Rob's" (Michael Stahl-David) departure takes a dark turn whe…