Pete Lattimer is hit in the head by an artifact and wakes up to a life where he was never born. Pete must hunt down and persuade the Warehouse team (none of whom recognize him) to go on this life or death mission with him to vanquish a long dead nemesis from the past to get everyone’s lives back.
ha, my previous comment about continuity.... just remembered how the current seasion eneded... that's even worse continuity than last year. But hey, we know what christmas specials are all about. It was still a good episode.