Grimm: Volcanalis

"Volcanalis" is the eighteenth episode of season two of the supernatural crime drama series Grimm. It was directed by Steven DePaul with a script written by Alan DiFiore. It first aired on NBC on Friday, April 19th, 2013 at 9:00 pm. In this episode, Nick and Monroe come upon a Wesen fire dancer named Ariel Eberhart. Nick ponders whether this might relate to an arson investigation that he is working on.