El Cucuy

S3, E5: Nick (David Giuntoli) and Hank (Russell Hornsby) are on the case as repeat instances of apparent vigilantism have whispers of an old Spanish legend making their way through a working-class Portland neighborhood. Elsewhere, Juliette (Bitsie Tulloch) learns the truth about Nick's mother. Meanwhile, Adalind (Claire Coffee) has a brief scare during her ultrasound.