During the Church of Night's celebration of the winter solstice, on the longest night of the year, families gather around the Yule fire to sing pagan carols and tell ghost stories. The holidays are also a time for guests and visitors — both welcome and unwelcome — and you never know who'll drop down the chimney.

As Sabrina prepares for a spellbinding showcase, Susie embraces a series of new beginnings, and Ms. Wardwell finds greater purpose at Baxter High.

The darkest days of the void arrive as Sabrina struggles with grief and regret. Can she summon the strength to overcome an endless cycle of destruction?