Marina Inoue

In an abandoned Tokyo overrun by bubbles and gravitational abnormalities, one gifted young man has a fateful meeting with a mysterious girl.

All Might and Deku accept an invitation to go abroad to a floating and mobile manmade city, called 'I-Island', where they research quirks as well as hero supplemental items at the special 'I-Expo' convention that is currently being held on the island. During that time, suddenly, despite an iron wall of security surrounding the island, the system is breached by a villain, and the only ones able to stop him are the students of Class 1-A.

A huge sphere suddenly began to emit a mysterious spiritual wave to the Tengu City that should have regained its peace. A mysterious, beautiful girl showed up at the same time. Silently, what is her purpose to cast her line of sight to Shidou and the others? The real purpose is...?