Mateo and Izzie's dream becomes reality when Z-Blob, a comic book hero, comes alive. But when Cooper gets trapped by Dream World creatures, they discover real-world consequences for their dreams.

Mateo and Izzie free Cooper only to need a rescue of their own. During the battle, Mateo wakes up and brings a nightmare back with him to Brooklyn.

Mateo and his friends must defeat a giant sand guardian and enter the Dream Forge before the Grimions destroy it, but when there’s a dreamer in need, the kids must choose.

Mateo and his friends enlist the help of Zoey and her abilities to manipulate time. Mr. Oz and Albert defend the forge from a nightmare storm while the kids enter the forge and face their greatest fears.

The search for the Sandman leads the Dream Chasers to Pillows Peak, but the Nightmare King is alerted to their ocation and begins an assault on the mountain.

A surprise visit from the Chief Inspector of the Night Bureau forces Mateo to hide Z-Blob, who goes on an adventure in the heart of Brooklyn.

Competing over who can ask Zoey to join their Sheep Week team, Logan cheats and unwittingly endangers the video game-based Cyber Realm.

When the kids meddle in their teacher's dream to find test answers, they realize that in dreams, sweet little Ms. Putnam isn't so sweet or little.

Logan's desperation to prove himself leads to his capture by the Nightmare King, which leaves his friends to face the Sheep Week finals alone.

The Dream Chasers rush to save Logan from the Shadowkeep's dungeon, but the liberators soon become the prisoners in a nightmarish twist of fate.