Nalyd Burke and Madan Scott had been friends for 10 years. They even attended the same boarding school - Graycoat Academy. But a breath-taking discovery threatens the friendship of the teenagers forever. Magic. It's real. Two kinds - they call it Light and Dark. They're at war with each other - the winner takes the sun. Madan is Light. Nalyd is Dark. The two friends are suddenly caught up in a long-standing war for power - and their greatest enemies are now each other. It's a battle to the death, but is there more to this war that leaders aren't letting on? Who will win the War of Two Halves?