Love Live! Sunshine!! The School Idol Movie: Over the Rainbow

Synopsis

After their senior members graduate, the remaining students of Aqours face a new challenge when they discover their new school appears deserted. Determined to prove their dedication, they embark on a mission to convince the school board of their commitment. Adding to the urgency, their graduated seniors have mysteriously vanished during their graduation trip, prompting Aqours to launch a search while simultaneously working to secure their future at the new institution.