It's Christmas in Paris. Chief of Police Nico Sirsky returns to work after recovering from a gunshot wound. He's in love and rearing to go. His first day back has him overseeing a jewel heist sting and taking on an odd investigation. Dental students discovered a message in the tooth of a severed head. Is it a sick joke? Sirsky and his team of crack homicide detectives follow the clues from an apparent suicide, to an apparent accident, to an all-out murder as an intricate machination starts breaking down. Just how far can despair push a man? How clear is the line between good and evil? More suspense and mystery with the Paris Homicide team from the prizewinning author Frédérique Molay, the "French Michael Connelly." This is the second in the prize-winning Paris Homicide series.