Grimm Season 1 Episode 11 (02/10/12)
Nick and Hank investigate a murderer who liquefies their victims’ insides and then sucks them out. Their investigation leads them to a bitten off finger and more victims. Eventually the fingerprint is a match and they find their suspect.
Meanwhile, Nick threatens the creatures who have been following Juliette and watching their house. Vowing violence if they don’t change their attitude, and stop telling all their friends he’s a Grimm.