"A Shadow in Summer" is a fantasy novel by Daniel Abraham, the first book in the Long Price Quartet. Set in a world where poets can summon powerful beings called Andat, the story follows the lives of two friends, Otah Machi and Maati Vaupathai, as they navigate political intrigue and personal ambition. The novel explores themes of power, sacrifice, and the consequences of creativity. As the characters grapple with their responsibilities and desires, they must confront the impact of their actions on their society and the delicate balance between art and control.