Sally Green 
Half Bad 

In a world divided between good and evil, what happens when you’re both?Nathan Byrn is the illegitimate son of the world’s most dangerous witch.Kept in a cage by the Council of Fairborn witches, who believe he is destined to follow the same destructive path as his father, Nathan must find a way to unlock his full powers before his seventeenth birthday, or face madness and death.His one hope lies with the sinister Blood witch Mercury. But Mercury’s help always comes at a price – one Nathan may not be able to pay . . .Now a major new Netflix series entitled The Bastard Son & the Devil Himself.’Highly entertaining and dangerously addictive‘ – TIME