Hilda and Zelda are invited to attend a murder mystery party on the Halloween Mystery Train, which makes a stop in Boston.
Sabrina keeps getting prank calls and can't figure out who keeps calling and hanging up. Miles comes home a short while later from visiting with his parents who continually hound him about becoming an accountant.
Josh lands a job as a photojournalist for the Boston Citizen, and is surprised to learn that Sabrina is a fan of his new boss, Mike Shelby.
Sabrina finds herself in a jam when ex-boyfriend Harvey requests that she use her magical powers to help him.
Sabrina receives an unexpected surprise on her birthday, a visit from her evil Aunt Irma, the matriarch of the Spellman family.
