Cat-astrophe strikes! ​After hearing that a demon has been preying on a town, Aria, Tama, and Vulcan have set out to save these villagers from their plight. Together with a squadron of powerful knights, they make an assault on the demon's lair, but soon find that they've walked straight into a deadly trap. To protect his master, Tama may have to steel himself and do something that will mean saying goodbye to these happy, peaceful days with Aria once and for all!