When the Sandman and the Murky Realm disappear, things get seriously strange. Students start having intense daydreams, allowing dream creatures to slip through the rift in broad daylight! And it's not just any dream creatures, it's the sirens...

When Logan's viral song fizzles out, he's determined to prove he's a serious musician. He unleashes his sick beats on Dream Brooklyn and starts an EPIC dance party! Or so he thinks... Back in Real Brooklyn, Mateo and Izzie become suspicious of their dad's new girlfriend.

Despite Grand Inspector Royce's orders, the dream chasers go after their missing memories. They try to track one of the Never Witch's ravens back to her hide-out while Phil covers for them at Castle Nocturnia, releasing a swarm of bed bugs to keep Royce distracted.