Blind Marine Sergeant Tim Craig and his wife are eating at a diner when they're harassed by two thugs, Dixie Ralt and Mark Common. Mrs. Craig is struck in the face, causing her to fall and strike her head. Samand Jim ininvestigate the assault, but she dies during surgery, making it a murder case. The members of Sgt. Craig's unit are willing to seek vengeance on his behalf, as does the Sergeant himself, meaning that Sam and Jim must find the killers first.