The team gets news that will affect their future – and that of the Warehouse – forever.
Pete, Myka, Artie, Claudia and Steve struggle with the news that Warehouse 13 will be moving to a new host country. Mrs. Frederic (recurring guest star CCH Pounder) asks them to contribute to the Warehouse Time Capsule, forcing each member of the team to relive the moment that defined their relationship to the Warehouse.
The Warehouse team discovers that Valda (guest star Mark Shepard) has escaped from Paracelsus's alternate universe and is attempting to move the Warehouse to China, using Claudia's comatose sister Claire as a puppet Caretaker. Pete, Myka, Artie, Claudia and Steve must race across the world to stop Valda before he becomes too powerful.
Pete, Myka and Artie help Pete’s ex-girlfriend track an object which sucks them all into a Telenovela.
Pete, Myka, and Artie help Kelly Hernandez (Pete's ex-girlfriend) save her grandmother who is trapped inside a Telenovela, and in the process "fall in" and become characters of this Latino Soap Opera themselves. Meanwhile, Claudia and Steve investigate a strange accident at a university that leads them to discover an artifact that literally duplicates its users.
A dangerous artifact leads the team to a Renaissance Faire, while Claudia makes a desperate attempt to revive her sister.
Pete and Steve immerse themselves in a Renaissance Faire as they search for a dangerous artifact which animated both a horseless chariot and a life-size chess piece and set them against the faire patrons. Meanwhile, Claudia risks combining artifacts in a desperate attempt to revive her sister Claire from her artifact-induced coma; Myka struggle to prevent Artie from finding out and stopping her.
Pete and Myka return to Washington DC, to investigate a series of victims drowning on dry land where they run into a pair of fellow Secret Service agents with a surprising secret - a secret which forces Myka and Pete to evaluate where their own relationship has taken them. Meanwhile, Artie uses an artifact to take Claudia back into his memories of an old case, to show her the truth about her sister.
Picking up where we left off, Claudia and Paracelsus face off inside the Warehouse but Paracelsus manages to flee back in time to the 9th century.
The evil alchemist Paracelsus is on the run, and Pete and Myka must stop him before he achieves immortality - or something worse. Myka fights what appears to be a losing battle against cancer, while Steve learns Artie's been keeping life-altering information from Claudia.
The team tracks an evil alchemist who has bronzed Claudia and stolen the only artifact that can reverse the process. The clock is ticking as Claudia's condition apparently affects both Mrs. Frederic and the Warehouse.
The Warehouse team uncovers a lead on a cache of artifacts stolen from Warehouse 12 by the infamous pirate, Roaring Dan Seavey.
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