Magnus Bane is an agent of the warlocks, who despise the Shadowhunters, agents of the Clave. But when Magnus meets a handsome young Shadowhunter on a mission, his views on the Nephilim begin to change. Alec Lightwood is an agent for the Clave. He has always done what he's been told, and is next in line to be Head Agent. But when Alec meets Magnus, he has to choose between his family,his name, everything he's ever known, and love.