Jennifer has a great job and a go-getter fiancé. She's on track for success, until she witnesses a fatal hit-and-run. Mistaking Jennifer for someone else, the dying victim extracts an impossible promise. Jennifer's fiancé wants her to forget the whole incident, but when she closes her eyes, she can still see the bloody face of the woman who asked for her help. Olivia is in a rut. Burdened with caring for her brain-damaged brother and already feeling like a spinster at 27, she's desperate to escape. In a moment of weakness, she tells a lie that draws an unsuspecting paramedic into her life. As she struggles to expiate the lie, a horrible act of violence will test her resolve to be honest. Where Jennifer's promise and Olivia's lie intersect, their lives begin to unravel.