Grimm Season 4 Episode 1 : Thanks for the Memories

Nick adjusts to the loss of his Grimm powers and tries to figure out how to deal with Trubel as the fourth season opens. Wu has an unpleasant flashback. A new group of Wesen come to Portland and steal people's memories. Captain Renard fights for his life. Adalind's desperation to find her child lands her in Prince Viktor's clutches.