Grimm Season 1 Episode 5 (12/08/11)
A music teacher is murdered in his car, and his band students are under investigation. The main suspect is a prodigy who uses his violin to control rats.
After piecing everything together, Nick and Hank, learn that his fellow students set him up to take the fall because this Pied Piper was better than them.
Meanwhile, Adalind makes a play for Frank’s heart, and Juliette begins to have suspicions about Nick.