Grimm 5×06 “Wesen Nacht” (Fall Finale) – Nick (David Giuntoli) and Hank (Russell Hornsby) investigate a wave of coordinated Wesen gang vandalism that results in the death of a local business owner and the kidnapping of Monroe (Silas Weir Mitchell) and Rosalee’s (Bree Turner) friend. As they dig deeper, they learn that Portland wasn’t the only city hit with a wave of violence. Meanwhile, Truble (guest star Jacqueline Toboni) fills Nick and Adalind (Claire Coffee) on what she has been up to. Elsewhere, Capt. Renard (Sasha Roiz) dips his toes into politics as he endorses a local candidate. Reggie Lee also stars.