When truth takes twenty years to surface, the desire for revenge becomes destructive.
After a sudden attack, Valerian Dukewing comes to in her own home. Gagged, bound with skillfully intertwined straps, she lies in the bathtub. The faucet is open and the water, slowly rising, has already reached her chin. And at that moment, someone whispers in her ear: «Before you die, I will tell you a story…»
Valerian is lucky: the sudden arrival of a courier scares off the criminal, but before fleeing, he leaves a strange inscription on the tile: NCHS/1.
Major Louise Common fears that the assassination attempt on Dukewing will be the beginning of a series of crimes. And, unfortunately, her fears are not unfounded. In order to find the killer, she enters a race against death, tormented by questions: who will be the next victim and why?