Blackout

About Blackout: John Gray, a mild-mannered banker, gets hit by a car and loses most of his memory. When he gets out of the hospital, he has flashbacks which do not fit with his current life. After a strange telephone call and a murder attempt on his wife, Gray's wife is murdered which he is forced to go to L.A. in order to solve the crime and piece together his mysterious past.

Who is he? Who was he? Is he a killer? Or a hero?