Netflix took a grimdark YA fantasy, added pop-song menace, gorgeous lighting, and enough emotional damage to power the UK for a decade. The Source Material: The Half Bad Trilogy, a.k.a. “YA Fantasy But Make It Bleak, Sharp, and Slightly Unwell” Before Netflix gave us The Bastard Son & The Devil Himself —aka “Everyone Is Hot, Everyone Is Injured”—this story lived on the page as Sally Green’s Half Bad trilogy: Half Bad , Half Wild , and Half Lost . And if you’ve only met this