The Rondo of Summoners

Behold the supreme summoner—or succumb to the darkness. After a failed raid on the demon folk, young summoners find themselves trapped within a 30-day magical barrier. Will you maintain your ""Noble Form"" through contracts with powerful spirits, or will you be dragged down by the Demon King and transform into a ""Wicked Fiend""? A trick-taking battle for your very soul! —description from the publisher