While Pete and his mother Jane try to determine the origins of their mysterious opponents, Myka and Claudia travel to Portland to stop a girl who can apparently vaporize anyone…

While Pete and Myka go after someone using an artifact to induce Alzheimer’s, Claudia goes on her first case as a full agent with Steve to track down Typhoid Mary’s…

Artie gets questioned by the Regents and Mrs. Frederic. Meanwhile, Pete, Myka and Claudia become trapped inside Warehouse 13, where a dangerous predicament unfolds.