The following report covers , titled "Goodnight, Sweet Grimm," which originally aired on May 21, 2013. This episode serves as the high-stakes season finale, concluding the "zombie" arc and ending on a major cliffhanger. Episode Summary
: Adalind continues her efforts to regain her Hexenbiest powers through a gruesome ritual involving the heart of Frau Pech. The Cliffhanger Grimm - Season 2Eps22
: Rosalee and Monroe work urgently at the spice shop to develop an antidote. They discover the treatment involves a "subcutaneous" administration of three simultaneous shots using a Piqure-Gigantesque . The following report covers , titled "Goodnight, Sweet
: Having recently regained her memories, Juliette begins to fully accept Nick’s life as a Grimm and assists the team during the crisis. The Cliffhanger : Rosalee and Monroe work urgently
: Eric Renard is revealed to be the mastermind behind the chaos. His goal is to kidnap Nick and bring him back to Europe.