New exciting adventures of Magnus Bane and Alec Lightwood. What was supposed to be a romantic getaway once again turns out to be a dangerous mission into the heart of an evil empire. This time, fate brings Magnus and Alec to Shanghai - this is where the traces of those who stole the White Book, which contains the most powerful spells, lead. But the Shadowhunters soon learn that a terrible threat looms over them and everything they hold dear. An army of demons is about to break into their world...