When Remy Delier, a Paris detective, took on a case to find the heirs of a wealthy financier, Etienne Pasquier, he didn’t expect what kind of tangled web of riddles he would have to face. Together—Remy with his wife Xenia and their old friend Alexey Kisanov—detectives untangle it thread by thread. The clues have to be sought in Moscow, in Paris, and even on the Balearic Islands. Meanwhile, Etienne’s dark past catches up with Angéla, his former lover. Not only is she in danger, but so are the people involved in the orbit of the family: first, her husband dies under mysterious circumstances. Next on the list are her sons! Remy must urgently understand what happened many years ago in order to get ahead of the avenger—before he manages to kill all the family members…