[s4e15] Instinct -

: S4E15 is " The Milk Maker ," where Lisa's motherly instincts are tested by a brood of baby chicks.

: H.G. Wells, working undercover as forensic tech "Emily Lake," notices Purcell's physical features (like hair on his knuckles) shifting and disappearing in front of her eyes. [S4E15] Instinct

: Pete Lattimer and Myka Bering join H.G. to investigate if an artifact is causing these physiological changes, which seem to be reverting Purcell to a more primal, "instinctual" state. Warehouse B-Plot: Internal Expansion : S4E15 is " The Milk Maker ,"

: S4E15 is " We're Even ," leading into the series finale. " leading into the series finale.