Following the discovery of The Malum, John acquires the help of Cotton to find out more about the Grand Rite. Mary tries to regain control of Mercy, and Tituba is tasked by the hive to finally discover the secret of John Alden that he has killed to keep.

Mary rediscovers her passion for John, and her new apprentice Mercy could help accelerate the Grand Rite. Magistrate Hale tries to delay an possible threat to the hive. His daughter, Anne, becomes more suspicious of those around her.