Nick and Hank investigate a series of delinquent teenagers that end up missing. The lumps of coal at the crime scenes bring up the Wesen myth of Krampus. Who takes dbad children and hangs them in the tallest tree in forest until he eats them on December 21st.
The Resistance forces step up their game. Renard believes he brings everything to the table that they need, a Grimm, intricate knowledge of Wesen, and the blood necessary for privileged information.
Monroe invites Juliette over to the house to help him surprise Rosalee with Christmas decorations. When Rosalee comes home she mentions to Monroe that she’s never been much for the holidays. Rosalee says Christmas was always a special time in her house growing up, but when her Aunt and Uncle were killed one Christmas.