Danse Macabre

"" is the fifth episode of Season 1 of Grimm. It first aired on December 8, 2011 on the National Broadcasting Company.

Synopsis
Nick Burkhardt's and Hank Griffin’s investigation of a dead high school teacher leads them to the school’s outcast, Roddy Geiger.

A rave is being held somewhere in Portland, Oregon. At the same time, a string quartet consisting of Sarah Jennings, Carter Brimley, Trey Harrison and Marvin is practicing under the authoritarian guidance of Paul Lawson at the Von Hamelin Music Institute. Later that evening Lawson enters his car and finds many rats inside. The rats attack. The next morning, the school principal, Grace Kaplan finds Lawson dead in his car with rats walking on his partially eaten body.

Nick realizes that there’s more to Roddy than meets the eye, and enlists Monroe’s (Silas Weir Mitchell) help to get through to the troubled teenager before he exacts revenge on the students who wronged him.

Meanwhile, Nick learns that his presence is beginning to affect the creature world.

Creatures

 * Reinegen
 * Hexenbiest
 * Blutbad

Unanswered Questions
Who was the refrigerator repair man???? What race/species is he????