The film centers around Mia Wagner, the sole survivor of a serial killer who brutally murdered her entire family as a child, only to be released years later on technicality. When the judicial system fails her, Mia decides to take matters into her own hands.

Great white sharks attack a fishing charter, ramming a hole in the ship’s hull. With the shoreline miles away, those aboard are forced to fight for their lives before they are either drowned or eaten alive.