I swallowed hard and nodded. I wasn't nervous about my decision to spy on my parents and report back to Sophie, her sisters, and Isach, but I was scared my father would see through my lies. He wasn't stupid, and he hadn't managed to rise to power - and stay there - by blindly trusting people, his own family included. I needed to be very careful not to blow my cover, but I was more determined than ever to do this for Sophie.

"In the meantime, I'm going to go home," Isach said, ...