Love Sick

"" is the seventeenth episode of Season 1 of Grimm. It first aired on April 13, 2012 on NBC.

Synopsis
From Press Release:

Nick and Juliette join Hank for dinner, where Nick discovers Hank’s mystery date is none other than Adalind Schade, the same Hexenbiest who tried to kill Aunt Marie. Meanwhile, Captain Renard takes matters into his own hands when a visit from foreign representatives of his royal bloodline threatens his position. Elsewhere, Monroe and Rosalee are called into action when the lives of Hank and Sgt. Wu hang in the balance.

Grimms and Creatures

 * Hexenbiest
 * Blutbad
 * Fuchsbau

Production Notes

 * Bree Turner (Rosalee Calvert) was credited as a "special guest star"
 * Neither Rosalee nor Monroe morphed into their Wesen forms.
 * Footage from and  was used (flashbacks).  Kate Burton (Marie Kessler) appeared without credit in the former.

Continuity

 * Swallowing the blood of a Grimm kills the Hexenbiest inhabiting a human body.
 * Hank and Wu are cured of the spells inflicted on them in.
 * Adalind Schade's physical attraction to Sean Renard is verified.

Trivia

 * This is the first episode that a new Wesen species is not introduced.
 * Renard's first name, Sean, first revealed by a prop, is verified in dialogue.