It is March, 1914, near the end of the high-season at glamorous Monte Carlo the magnificent Côte d’Azur. Each year, thousands of visitors, including many of the world’s wealthiest wastrels and some of its most powerful manipulators of politics and finance, congregate here to winter in the sun. Lily Turner is an ambitious young American who is fiercely determined to have an unconventional career as a female detective. Paul Newcastle is a mid-level grifter and British expat who is about to age out of the game and needs a big score, soon. Their paths meet when they are conscripted into investigating events surrounding a death at the luxurious Hôtel de Paris in Monte Carlo. Initially, they try to separately negotiate the labyrinth of evolving mysteries. A second murder and the arrival of Paul’s nephew ups the stakes to life-and-death. As the danger around them escalates, Lily and Paul are forced to team with one another, and their goals become intertwined. Yet no one can be taken at face-value when money, murder, revenge, and espionage are in play. Rich in authentic locales and period details, the narrative references many of the era’s social, political, and artistic movements, such as the Irish Home Rule debate, conflicts between the labor unions and employers, the rise of Socialism, the turmoil in Tsarist Russia, the revolutions in music and ballet, and most importantly, the looming catastrophe of WWI. Actual historical figures are liberally sprinkled throughout the international cast of fictional characters.