Kogarashi Fuyuzora is a hands-on psychic, who has finally found a decent place to live and work. Being a psychic, he was supposed to easily exorcise whatever ghost was haunting his new home, but he runs into a minor problem.
Yuuna tags along to Kogarashi, Sagiri, and Chisaki's seaside school trip. However, through the suggestion of another Chuuma ninja member, Urara, Sagiri needs to buy a new swimsuit.