A group of teenagers suffer a terrible accident during a joy ride and get trapped at the bottom of a ravine.

A self-styled accident choreographer, the Brain is a professional hitman who kills his victims by trapping them in well crafted accidents that look like unfortunate mishaps. When the team’s next assignment goes disastrously wrong, Brain begins to suspect that someone else has planned an ‘accident’ on them.

Stephen is a professor at Oxford University who is caught in a rut and feels trapped by his life in both academia and marriage. One of his students, William, is engaged to the beautiful Anna, and Stephen becomes enamored of the younger woman. These three people become linked together by a horrible car crash, with flashbacks providing details into the lives of each person and their connection to the others in this brooding English drama.