一群警察用特殊手段追捕一名罪犯，以防止马赛陷入血腥屠杀。
这一季对应原著小说第七部和第八部，主人公乌特雷德尝试夺回贝班堡未果，后又卷入麦西亚君位之争，并再次面对丹麦人入侵。
DI Humphrey Goodman and the team are left stumped in the first episode of the new series when millionaire environmentalist and scientist Dan Hagen is shot on his boat while out at sea.
