UntouchableBy: Ava Marsh Spend a night of sexual adventure with this gritty, debut thriller. In a toxic world of lust, lies, and elegant hotels, Londons high class escorts cater to the carnal appetites of powerful men. Its a game Stella knows how to play, one that allows her to escape the nightmares of her past. The rules are simple: always leave your client satisfied, dont get involved, and never disclose your real name. But when a fellow call girl is murdered,