After the third-year students graduate, μ's is invited to New York to spread the message of school idols across the globe. Despite their massive fame from Love Live!, the group struggles with the negative aspects of being in the spotlight. Although they haven't made any official announcements about their future plans, other organizations like A-RISE and Otonokizaka High School encourage them to keep performing. The group's leader, Honoka Kousaka, begins to doubt whether their current path is truly the best one for them, causing the group to reconsider their options and ultimately decide their fate. Love Live! The School Idol Movie chronicles the final chapter of μ's, exploring what it means to be an idol to each member and how their shared bond brings them together.