On the eve of her sixteenth birthday Sabrina Spellman must choose whether to follow her family's heritage and become a witch, or remain in the human world with the people she loves -- while dark forces in the small town of Greendale conspire against her.
With her aunts and the high priest himself pressing her, Sabrina agrees to go through with her Dark Baptism -- though she aims to settle a score for her mortal friends first, turning to a trio of witches for help.
In the wake of her actions Sabrina is summoned to a trial by her coven, and turns to a mortal lawyer for help. Ambrose learns more about his corpse's secret life, and Harvey's father demands that he work a shift in the mines.
Sabrina arrives at the Academy for the Dark Arts for a weekend immersion, where the Sisters attempt to break her spirit through a series of harrowing initiation rites. Ambrose astral projects to go on a date, and Susie seeks her friends' help when she is left home with her uncle.
The Spellman family is trapped inside the mortuary with a dream demon, which aims to lull them to sleep in order to escape its prison and rampage across the world -- prompting Sabrina to reconsider the dual life that she is now leading.
When Sabrina's friends are tormented by disturbing visions of Susie's uncle Jesse, she decides to astral project into his room to confront the demon that has possessed him. Sabrina confronts Miss Wardwell, who tries to manipulate her way into Sabrina's life.
The Spellman family is selected to participate in the witch community's Feast of Feasts, in which a Queen is selected for the honor of self-sacrifice to the Dark Lord. While Sabrina is forced to play handmaiden to her enemy, Roz pays a visit to her grandmother.
The town rallies after an accident inside the mines, putting the Kinkle family on the edge of tragedy. With one of the Kinkle boys missing, Sabrina turns to Prudence for help with a dark spell.
Harvey celebrates a miracle when his brother seems to come back from the grave -- but Sabrina grows concerned that something has gone terribly wrong in her exchange with death. Father Blackwood grants both Ambrose and Zelda new opportunities.
With death in her wake Sabrina cannot hide her dual nature any longer, as Wardwell schemes to separate Sabrina from her remaining ties to the mortal world. As a group of thirteen witch souls descends upon the town, the Spellmans attempt to protect the mortals from tragedy.
As the Spellman family gathers to celebrate the winter solstice Sabrina sets her mind to conduct a seance, so that she can talk to her mother. Susie lands her dream job playing elf to the local Santa, but soon finds herself in over her head.
