A legendary guest visits Spellman Mortuary. Ambrose explores a grim revelation, and Sabrina stuns the coven with a shocking announcement.

While Greendale readies for a Halloween eclipse, Sabrina faces a crucial decision and Harvey makes and unexpected declaration.

Dustin adopts a strange new pet, and Eleven grows increasingly impatient. A well-meaning Bob urges Will to stand up to his fears.

As the town preps for Halloween, a high-scoring rival shakes things up at the arcade, and a skeptical Hopper inspects a field of rotting pumpkins.