NBC has released the synopsis for episode #604 of Grimm, which you can check out below. The installment, titled “El Cuegle,” is officially described as follows:
A CLAIRVOYANT WESEN HAS HIS EYES SET ON A YOUNG FAMILY – Nick (David Giuntoli), Hank (Russell Hornsby) and Wu (Reggie Lee) investigate a terrifying new Wesen who terrorizes a young family and has a surprising motive. Capt. Renard (Sasha Roiz) is reeling after an unexpected guest appears. Meanwhile, Diana (guest star Hannah R. Loyd) has some interesting news for Monroe (Silas Weir Mitchell) and Rosalee (Bree Turner). Elsewhere, Eve (Bitsie Tulloch) returns to the catacombs beneath Nick’s loft to search for answers to her bizarre visions and side effects from being healed by the mysterious stick. Claire Coffee also stars.
Grimm “El Cuegle,” airs Friday, January 27, at 8pm on NBC.