The Devil's Mark books 1 to 3

In this gripping tale, Crystal Hedges, a con artist who once preyed on London's elite, envisions her potential downfall and vows to live a life of honesty. However, after struggling with poverty, she accepts a dark offer from a demon that promises her real power and irresistible pleasure in exchange for her devotion. As she begins to build an empire among desperate noblewomen, the line between her façade and reality blurs, leading her to confront the true cost of her ambitions. Amidst a backdrop of supernatural allure, Crystal discovers that some bargains come with dire consequences.