Pawns in a deadly game of survival, Pete and Myka prove why they're the best of the best by turning the tables and taking the fight to their captor, the beautiful-but-deadly Viola Adair. Little do they realize Viola's got an artifact ace up her sleeve. Once its terrible power is unleashed, can even the combined might of the Warehouse team stop it? Find out in the pulse-pounding conclusion of WAREHOUSE 13!