Rubberneck (2013)

Paul Harris works at a small research facility on the outskirts of Boston After a weekend tryst with a coworker leaves him wanting more his unreciprocated desires gradually mold into an acute infatuation When Danielle takes interest in a new scientist at the laboratory Pauls suppressed resentments and perverse delusions finally become unhinged triggering a horrific course of events that mercilessly engulf a tortured past and fugitive present