NBC has released the synopsis for episode #508 of Grimm, which you can check out below. The installment, titled “A Reptile Dysfunction,” is officially described as follows:
THE LEGEND OF THE LAKE MONSTER RESURFACES – JACQUELINE TOBONI AND DAMIEN PUCKLER GUEST STAR – A local legend comes back to life as Nick (David Giuntoli) and Hank (Russell Hornsby) investigate a mysterious sighting linked to a tourist’s death at a local lake. Rosalee’s (Bree Turner) past comes back to haunt her. Elsewhere, Capt. Renard (Sasha Roiz) continues to support a candidate for mayor. Meanwhile, Nick is shown the scope of the Wesen uprising as the secret government agency takes him into the heart of their Portland operations center. Bitsie Tulloch, Silas Weir Mitchell, Reggie Lee and Claire Coffee also star.
Grimm “A Reptile Dysfunction” airs Friday, February 5, at 9pm on NBC.