Ep 3. Bad Moon Rising

When Nick, a Portland Police detective, discovers he has the ability to see supernatural creatures known as Wesen, he becomes more involved in their world than he ever imagined. In season 2 episode 3, titled "Bad Moon Rising," Nick must deal with a lunar eclipse that is causing Wesen to undergo a dramatic transformation that leaves them vulnerable to attack from others of their kind.

As the moon turns blood red, Nick and his partner Hank find themselves investigating a string of brutal attacks that seem to be connected to the Wesen transformation. Meanwhile, Nick's girlfriend Juliette is struggling with some revelations about Nick's abilities and their impact on their relationship.

Nick and Hank's investigation leads them to a group of Wesen who are attempting to protect their own kind from those who would take advantage of their vulnerability during the lunar eclipse. But as Nick and Hank get closer to the truth, they find themselves drawn into a dangerous world of Wesen politics and power struggles that could threaten their lives and the lives of those they care about.

As the lunar eclipse reaches its climax, Nick must confront a powerful Wesen who is determined to use the chaos to further his own agenda. With the help of his friends Monroe and Rosalee, as well as Juliette and Hank, Nick must fight to protect the innocent and prevent the Wesen world from being torn apart.

"Bad Moon Rising" is a thrilling episode full of action, suspense, and intrigue. As Nick navigates the complex world of the Wesen, he must also confront the impact of his abilities on his personal life and relationships. The episode showcases the show's impressive visual effects and makeup, which bring the Wesen characters to life in vivid detail. With a gripping storyline and compelling performances from the cast, "Bad Moon Rising" is a must-see episode for fans of Grimm and anyone looking for a thrilling supernatural adventure.