Imperium - Imperium, #1

In a dystopian future, Kajsa is serving tables to a tavern master. One fateful night her inner demon is activated and she kills a popular gladiator of the Ormasuns, a ruling family in Imperium. In her desperation, she appeals to the Ormasun's archrival, the Korons. Her appeal earns her one year to prepare for her fight with the undefeated champion of Ormasun. Will she be ready in time? Especially as her demon demands the thing most precious to her as sacrifice.