 Neya has been wrongfully accused of stealing diamonds out of the coat pockets of Nat Driscoll, a wealthy student at the fencing studio where she and Carla work.However, Wolfe reacts with unusual hostility to Carla’s presence, storming out of the room and refusing to even consider her request.After Carla leaves, Wolfe realises that she had an ulterior motive for visiting him; she has hidden a letter inside a book in Wolfe’s office.