The truck crashes into a swamp one night and Muriel loses her new locket, which holds a picture of her inside it. The locket descends into the murky swamp and is found by the Swamp Monster, who sees Muriel's picture and believes she is his long-lost love. He vows to find her and bring her home. Swamp Monster tracks Muriel down and takes her to the swamp to be his bride. Courage must locate his REAL long-lost love and save Muriel.
