Monroe (Silas Weir Mitchell) and Rosalee (Bree Turner) go undercover to a Wesen fertility clinic to find the killer.
Adalind pays Henrietta a visit to understand the extent of Juliette's powers, but instead learns that she is pregnant with Nick's child.
The episode is largely a monster-of-the-week affair, in this case establishing the barbaric tradition that the left feet of a rabbit-like Wesen called Villeharra are considered potent symbols of luck and fertility.
"[4] Kathleen Wiedel from TV Fanatic, gave a 2.3 star rating out of 5, stating: "Just when things were going so well, the writer pulled an episode like this out of their hats.
"[6] Christine Horton of Den of Geek wrote, "Grimm returned from yet another mid-season sabbatical to deal with the fallout of Nick's discovery that his girlfriend is a right witch.