S4·E21 Headache
Narrative Classification: Pre-finale climax accelerating overarching mythology and major character reckonings.
Synopsis
While investigating a grisly murder, Nick and Hank get closer to uncovering the identity of the serial killer while Wu's life is put in grave danger. Having turned down Monroe and Rosalee's offer, Juliette solidifies a new alliance as she works to get her revenge. Elsewhere, Trubel makes a surprising return to Portland.
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Frequently Asked Questions
When did Season 4 Episode 21 of Grimm air?
Season 4, Episode 21 ('Headache') originally aired on May 8, 2015.
How long is Season 4 Episode 21 ('Headache')?
The episode follows the standard broadcast runtime for Grimm.
What happens in Grimm Season 4 Episode 21?
While investigating a grisly murder, Nick and Hank get closer to uncovering the identity of the serial killer while Wu's life is put in grave danger. Having turned down Monroe and Rosalee's offer, Juliette solidifies a new alliance as she works to get her revenge. Elsewhere, Trubel makes a surprisi...