Valerie Durand has two equally strong passions - genealogy and programming. Thanks to the combination of these interests and an analytical mind, the girl got her dream job at the French Heraldic Chamber. There she was immediately given a very important task: to prove that the famous businessman Etienne Moreau belonged to an ancient aristocratic family. However, this is not so easy to do: it seems that someone has cleaned up both the information on the Internet and the museum archives. While analyzing the family archives in the mansion of Etienne Moreau, Valerie discovered that the house has a lower floor, access to which is closed. There would be nothing suspicious about this, but... Etienne's possible ancestor is the sinister Gilles de Rais, Bluebeard, who was accused of witchcraft, numerous blood sacrifices and burned...

Illustrations, cover design and layout design: Ana Nagrani