Eri is in high school now, and she hopes to make a life in music. In a week she is set to play on the street for the first time, and she goes to Deku, who now teaches at U.A., to talk it over. This single-episode special adapts a one-shot manga from the 2025 fanbook Boku no Hero Academia: Ultra-Age and centers on Eri's visit to U.A. High School. It blends slice of life with music and a touch of fantasy.