Lucas Near-Verbrugghe

Nick (David Giuntoli) and Hank (Russell Hornsby) are called to investigate a bizarre string of home invasions that lead to an even stranger Wesen phenomena. Monroe (Silas Weir Mitchell) has a very special Christmas surprise in store for Rosalee (Bree Turner). Meanwhile, Truble (guest star Jacqueline Toboni) comes to a life changing realization that will affect everyone. Bitsie Tulloch, Sasha Roiz and Reggie Lee also star.

Nick (David Giuntoli) and Hank (Russell Hornsby) are called to investigate a double homicide, and quickly learn the victims were from a special section of the Verrat tasked with finding rare objects pertaining to the Wesen world. Trubel (guest star Jacqueline Toboni) gets involved with a mysterious father-and-son tandem that crossed the country in a desperate attempt to deliver invaluable cargo to "the Portland Grimm." Meanwhile, Captain Renard (Sasha Roiz) begins to grow suspicious of Adalind’s (Claire Coffee) recent behavior and quietly decides to put extra eyes on her. Bitsie Tulloch, Silas Weir Mitchell, Reggie Lee and Bree Turner also star.

The justification for Nick (David Giuntoli) to become a Grimm again is made much clearer in the wake of the most recent attack against Monroe (Silas Weir Mitchell) and Rosalee (Bree Turner). At work, Nick and Hank (Russell Hornsby) are called to a stretch of highway that acts as a staging area for a horrifying Wesen ritual. In Vienna, Viktor (guest star Alexis Denisof) meets with a completely broken Adalind (Claire Coffee), now ready to be of assistance in finding and retrieving the baby. Meanwhile, Trubel (guest star Jacqueline Toboni) is surprised by the sudden arrival of an old friend.

Nick (David Giuntoli) and Hank (Russell Hornsby) are called to the scene of a crime where the suspect swears she was driven to madness by a very persistent talking wolf. Meanwhile, Nick and Juliette (Bitsie Tulloch) wonder if getting his Grimm powers back is worth giving up a normal life.Elsewhere, Bud (guest star Danny Bruno) hopes Trubel (guest star Jacqueline Toboni) can help take care of a wesen-related issue and the threats against Monroe (Silas Weir Mitchell) and Rosalee’s (Bree Turner) inter-wesen marriage heat up. In Austria, Adalind (Claire Coffee) continues her perilous trek in the hopes of retrieving her daughter.

Jane’s search for Lake reaches a climax as she teams up with Gomez after Bird is taken off the case. Meanwhile, Bird makes an alarming discovery about the real truth behind the Casita Raid.