Grimm is a drama series inspired by the classic Grimm Brothers' Fairy Tales. After Portland homicide detective Nick Burkhardt discovers he's descended from an elite line of criminal profilers known as "Grimms", he increasingly finds his responsibilities as a detective at odds with his new responsibilities as a Grimm.
With pressure coming down from Black Claw, Renard claims that Nick killed Conrad and gives his officers a shoot-to-kill order on the Grimm. Meanwhile, Eve discovers that she can't woge, and Monroe and Rosalee consider their baby's future.
Back at work, Nick, Hank and Wu investigate a baby abduction tied to an ancient Wesen legend of El Cuegle, which steals and eats babies. Meanwhile, Adalind takes Diana to stay with Renard, while Eve examines the stick.
A cicada-like Wesen emerges from its seven-year hibernation with an insatiable hunger... and a need to find a victim that will sustain it through its next hibernation. Meanwhile, Adalind finds Eve in the tunnels, and Monroe and Rosalee confirm Diana's predictions about Rosalee's pregnancy.
After a hotel guest kills a man on the street, Nick and Hank investigate and discover a series of bizarre murders and suicides at the same hotel. Meanwhile, Eve and Rosalee try to work out the meaning of the symbols,and Renard gets a warning about a visitor.
Deadly attacks on a team of scientists lead Nick, Hank and Wu on an investigation unlike any they have had before. Meanwhile, as the research continues into the origins of the cloth, Monroe and Rosalee learn that Eve is still feeling the after effects of the death grip. Elsewhere, Capt. Renard reaches out to an old friend to get answers to the origins of the symbols drawn by Diana.
Nick, Hank and Wu are called to the scene of the crime where a man claims his friend was consumed by a tree-like figure. Meanwhile, after the gang learns of Eve's disturbing mirror encounter, everyone takes extra precautions. Elsewhere, Capt. Renard searches for answers to what Diana was drawing.
After a series of brutal and deadly attacks, Nick and Hank find an unlikely lead in a local nursing home. Meanwhile, Eve goes to Adalind to get answers that only a Hexenbiest can provide. Elsewhere, Capt. Renard confronts Nick about the mysterious symbols and tries to strike a deal.
Eve goes on a mission to take on the mysterious force she saw in the mirror and finds herself in unfamiliar territory. When the gang discovers what she has done, Nick finds a way to join her. Meanwhile, an uneasy alliance is established when Capt. Renard is brought in to help and discovers this all may be connected to the person he cares for the most, Diana.