The Kingdoms of Dolhr, Grust, and Gra band together to wage war on the rest of the continent Archanea and defeat the Kingdom of Altea. King Cornelius is slain in battle but his son Prince Marth is able to escape the invasion thanks to the sacrifice of his older sister Elice. He and a small group of retainers find refuge on the island nation of Talys, where they spend the next three years in hiding under the royal family's protection. Marth lives a peaceful life in Talys, enjoying the beauty of the island and the friendship of its pegasus-riding princess, Caeda. But he is uneasy, knowing soon the day will come that he must take up arms. That day arrives when Caeda comes to Marth and his retainers in a panic, telling him that the castle town has been attacked. After some close calls, they manage to defeat the assailants and save the city. Realizing that his presence may bring further danger to his new home, Marth decides that now is the time to set off. He journeys to raise an army with which to reclaim his kingdom.

Hot on the heels of the third year students' graduation, μ's is invited to New York in hopes of spreading the joy of school idols to other parts of the world. Due to the events of the recent Love Live!, μ's has reached eminent stardom which results in crowds swarming them whenever they appear in public. With the increased attention, however, comes a difficult choice. Having yet to publicly announce the decision they came to regarding their future, the young members of μ's are pushed to continue performing by rival group A-RISE, Otonokizaka High School, and even Love Live! itself. As leader, Honoka Kousaka is left wondering if the path they have chosen is truly for the best, as μ's must re-evaluate their choices and come to a final decision on what they want for the future. Love Live! The School Idol Movie depicts the final chapter in μ's story as the girls explore just what being an idol means to them as well as the bond that connects the nine of them together.

An edited and condensed version of the TV series.

After a brilliant victory over Saunders University High School, girls from Ooarai now have to face Italian-themed Anzio Girls High School in the second round of the 63rd National High School Sensha-Dou Tournament. The high-spirited girls from Anzio, led by the charismatic Chiyomi Anzai, advance toward the battle equipped with baffling tactics and a secret weapon. Ooarai will soon find out that what seemed to be a mere formality might take an unexpected and possibly disastrous turn. Whether they will win the match, or lose and doom their school to a closure, is still on a knife-edge.