Fresh from their last harrowing escapade, their friend still in coma, Maurice and Madeleine are thrust into a new web of intrigue. As Maurice Marceau and his resilient daughter try to solve a gruesome murder, one that’s baffled two of New York’s finest detectives, they’re thrust into a world filled with secrets and conspiracies.

Madeleine is determined to bring the killer to justice. She and her father must go beyond an underworld art scene that hides its own dark secrets and travel between DC, New York, Paris, Switzerland, and Venice. And as they delve deeper into the case, the lines between vengeance and justice blur, and the sins of the past intertwine with the present.

Can this father-daughter duo uncover the truth and dispense justice before two ruthless powers get away with murder?