They Do It with Mirrors

Troubled by her sister's safety at Stonygates, Ruth Van Rydock calls upon her old school friend Miss Jane Marple to investigate. The sprawling Victorian mansion serves as both a family home and a reform school for troubled young men, making it a labyrinth of secrets and suspicions. When catastrophe strikes, Miss Marple must navigate an unusually complex cast of characters to uncover the truth behind the crime.