The Sun, Asleep in the Witch's Palms

Katherine is a student at the academy of witches and sorcerers, hidden on an island off the shores of Scotland. But what witch can do without a familiar? Katherine's search for a magical helper leads her into a dark forest, but instead of a cute little creature, she finds her terrified classmate and... a real vampire. But how is that possible? The overseers exterminated these dangerous beings over a hundred years ago. Where did he come from and what danger does his mysterious investigation pose for the inhabitants of the academy?