Book excerpt: Ibrahim Al-Brehm is a respectable husband a police inspector on Jeddah's murder squad. But for the past year, he has been having an affair with a woman named Maria. One day though, she disappears. Terrified and with nowhere else to turn, Ibrahim goes to Katya, one of the few women on the force. As she ventures into Saudi Arabia's underworld, she uncovers a murder which connects Maria to a human trafficking ring. Soon Ibrahim realises that the killer is closer to home than he had ever imagined. Kingdom of Strangers is a suspenseful story of murder and deception among Saudi Arabia's shaded alleys, gleaming compounds and vast lonely deserts.