The Prisoner's Key (Glass and Steele Series #8)

India's study into the language of spells is interrupted by the arrest of her teacher for an unpaid debt. Before Matt can repay it for him, the powerful magician escapes from his prison cell. To make matters worse, the moneylender is murdered and the magician is implicated.

Convinced of his innocence, India and Matt must discover who really killed the moneylender before the police find the magician. Their investigation leads them down a path littered with lies, betrayal, scandal, and interfe...