That locket was the Slytherin's locket Horcrux. She still possesses the bloodstone locket. She uses a tiny key hidden in locket around her neck to open it. He wears her locket around his neck in memory of her. He checks his pocket and realizes the person who jostled him stole the locket. She is seen in a photo inside a locket, cradling baby Kazuya. There, he sees a portrait on the wall of the same lady his locket contains. Various persons have been identified with Lucy Locket and Kitty Fisher. In "The Locket", Tracy meets Lily on a train journey. A picture of Dorcas in a locket around the waiter's neck confirms this suspicion. She tapes the note to the inside of her locket. The Spirit gives Sand her locket back. All Joe has left is a locket that belonged to her. Old Sally stole the locket, which she gives to the Widow Corney. Together, Sabrina and Gwen set out to solve the mystery of the locket.