Sabrina recruits Roz, Harvey and Theo for an emotional mission. Prudence and Ambrose travel to New Orleans. Ms. Wardwell returns to Baxter High.

In Greendale, Sabrina explores a new hobby ... and a disturbing duty. Elsewhere, Prudence and Ambrose continue their search for Father Blackwood.

Sabrina visits a mysterious (and familiar) town. Zelda aims to restore order at the academy. A carnival creates buzz in Greendale. Theo takes a chance.

The coven celebrates a festive tradition -- and crosses paths with unexpected guests. Nick struggles to strike a balance between pleasure and pain.

Ambrose treats Nick's affliction while Harvey and Theo tend to Roz. Meanwhile, Sabrina and Caliban continue in their unholy regalia challenge.

Zelda attempts to forge a supernatural alliance, Sabrina and the gang work with Caliban, and Hilda's transformation takes a terrifying turn.

On the heels of tragedy, the Spellmans receive a grim omen. Blackwood seeks vengeance. Sabrina prepares for her final challenge against Caliban.

The lines between past, present and future blur as Sabrina stages an act of heroic restoration. But will her powers prove to be enough?