Alone in her stunning New York apartment, actress Vera Lockman (Sienna Miller 21 Bridges) awakens from a restless sleep to a frightening reality her nightmare was real. She really did kill her abusive ex-boyfriend in a struggle the night before and has hidden his body in a trunk in her apartment. But was it an accident or an act of intent? Was it done in self-defence or out of sheer rage? As Vera wrestles with the reality of her predicament, the tension builds as unexpected guests drop by including a seasoned and suspicious detective (Alec Baldwin).