Karen Chisholm

Nearly caught up now - finished this earlier this week.

From the Blurb:

Meet Timothy Blake, codename Hangman. Blake is a genius, known for solving impossible cases. He's also a psychopath with a dark secret, and the FBI's last resort.

A 14-year-old boy vanishes on his way home from school. His frantic mother receives a terrifying ransom call. It's only hours before the deadline, and the police have no leads.

Jack Heath

Author
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Jack Heath is the pen name of a bestselling and award-winning author. His twenty action-packed novels have been translated into several languages and optioned for film and television.

Country of Origin