Mai-Otome Arashi

The story takes place three months after the events of Mai-Otome manga and revolve around the purchase of Garderobe by Artai. It transpires that as a plot by Artai's current Grand Duke Arashi Daí Artai, younger sister of Nagi Daí Artai. The Otomes come up with various plans to raise the funds needed to buy back Garderobe, causing some trouble with Windbloom's police department among others.