Nikolai Witschl

Dr Ephraim Goodweather and his team investigate a plane that lands in New York City with everyone on board dead. Pawnbroker Abraham Setrakian is convinced that something sinister is beginning.

The four survivors begin manifesting strange symptoms, but Eph and Nora's attempt to quarantine them is thwarted. Setrakian receives a surprise visit from an old acquaintance.

Emma and Regina race to find Henry before Gold finds him; Snow, David and Zelena are imprisoned and face two disturbed individuals.

Eph and Nora fight to save Captain Redfern's life before coming face-to-face with the horrifying effects of the virus.

A secret autopsy demonstrates the bizarre progression of the mystery virus, prompting Jim to make a startling confession.

Eph reluctantly joins Setrakian's quest in hopes of gathering enough evidence to warrant a citywide quarantine. Fet encounters the unexpected inside the subway tunnels. A medical emergency threatens Palmer's master plan.