About the book: year / Archie Greene and his friends are trying to save magic. They were rewriting magical books anew, updating the spells, when suddenly a black flame literally incinerated their works. Adults confirmed that these dark flames are black magic, and it is becoming stronger. To stop her, you need to unravel the secret of the legendary alchemist Fabian Gray. Archie has already come across this name - a huge raven brought him Fabian's writing pen when the boy just started practicing magic. And now someone is leaving messages for Archie and his friends, signed by F.G. and a drawing of a raven. Is the raven the key to the mystery??