Swimmer

He recognises her voice, but she is hysterical. She has no one else to turn to. Her son has been killed, drowned, but the murderer has left no trace. Her distraught tears shake him to his core - he must help, if he can. She says that the child was a victim of a vengeful spirit. She says that the police believe she is insane.

Jennie Oppenheimer was once a student in Jim Rook's Special Class ...