The disappearance of Linda's father-in-law draws Wallander into a case that has roots in Swedish submarine incidents.
Wallander forgets his gun in a bar and is suspended. With time on his hands, he looks into the disappearance of his daughter's father-in-law, who may have been involved in the death of a young sailor during an international incident in the 1980s involving a submarine entering Swedish waters.—C. Durini