The episode is often noted by critics on platforms like IMDb and Rotten Tomatoes for significantly advancing the show's overarching mythology regarding the Seven Keys and the Royal families. Grimm, Season 1, Episode 17: Love Sick
In this pivotal episode, the primary conflict involves (guest star Claire Coffee), the Hexenbiest who previously tried to kill Nick's Aunt Marie. She uses a powerful love potion to manipulate Nick's partner, Hank , in an attempt to force Nick into surrendering the mysterious Grimm key . Key Plot Points
: Adalind’s spell begins to take a lethal toll on Hank and Sergeant Wu. Monroe and Rosalee are called in to find an antidote, eventually discovering that only the blood of a Grimm can break the Hexenbiest's hold.
: By the end of the episode, Nick uses the key as a stamp with ink, revealing that it forms part of a much larger map. Guest Stars & Production Bree Turner as Rosalee Calvert. Claire Coffee as Adalind Schade. Jessica Tuck as Catherine Schade (Adalind's mother).
: A side plot reveals more about Captain Sean Renard’s origins. He is forced to deal with "representatives" from his royal bloodline who threaten his position in Portland.
: Nick confronts Adalind in the woods. During their struggle, he forces her to ingest his blood. This acts as a "death" to her Hexenbiest spirit, stripping her of all supernatural powers and leaving her a normal human.
The file you are referring to, , is the 17th episode of the first season of the supernatural police procedural series Grimm , titled "Love Sick" . Episode Overview


