Watch Grimm S02e19 -
Grimm Season 2, episode 19, titled "Endangered," follows Nick as he protects a rare, bioluminescent Wesen species known as the Glühenvolk from a predatory hunter. The episode centers on investigating mysterious cow mutilations, while subplots focus on Juliette’s recovering memory and the secrets of the mysterious keys. Read the full episode details on the Grimm Wiki . Grimm Season 2, Episode 19: Endangered