NBC has released a promo for episode #605 of Grimm, which you can check out below. The installment, titled “The Seven Year Itch,” is officially described as follows:
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AFTER BEING DORMANT FOR SEVEN YEARS A NEW WESEN IS UNEARTHED WITH A DEADLY HUNGER – Nick (David Giuntoli) and Hank (Russell Hornsby) join Wu (Reggie Lee) to investigate a bizarre murder in a local park. Elsewhere, Capt. Renard (Sasha Roiz) continues to deal with a ghost from his past. Meanwhile, Monroe (Silas Weir Mitchell) and Rosalee (Bree Turner) visit the doctor to see if Diana’s (guest star Hannah R. Loyd) premonition is true. Back at the loft, Adalind (Claire Coffee) finds a very weak Eve (Bitsie Tulloch) in the tunnels and mysterious drawings scrawled on the walls.
Grimm “The Seven Year Itch,” airs Friday, February 3, at 8pm on NBC.