Jeremy Crutchley

18 months after parting ways under mysterious circumstances, the FBI team is brought back together by a new crisis.

Mary begins the second act of the great ritual, at the same time as Alden returns to Salem. Meanwhile, Dr. Wainwright searches for clues to cure the plague, using worrying methods.

Gordon and Bullock become suspicious of Barnes and comb through evidence of the murder, while Ivy reveals her identity to Selina and Bruce.

Mary receives much needed assistance from a former foe to keep Salem under the management of the witches.

Suffering under a great plague, Salem's leading witch, Mary Sibley, faces both foreign and domestic challenges to her authority.

After the latest attack, Mary finally wants to find out who could be behind it all. Despite Tituba's warnings, she also begins to teach Anne Hale about witchcraft. Cotton and Dr Wainwright don't hit it off straight away.