A year after their deceased friend Honma Meiko appeared to them, Jinta Yadomi and the other members of the Super Peace Busters decide to write letters in her memory. Attempting to enjoy their summer together, they reminisce about their time together before and after her death. AnoHana. Movie retells the main events of the parent story in the perspective of each member of the Super Peace Busters.

After a mysterious pair attack Rukia Kuchiki and erase her memories while she is in Seireitei, Ichigo Kurosaki, a substitute Soul Reaper, briefly forgets Rukia, until he is reminded of her by Kon, an Underpod Mod-Soul. Confused, he seeks his town's candy-shop owner, Kisuke Urahara, who opens the pathway to Seireitei for them. Ichigo is then shocked to find that his allies in Seireitei, the Shinigami of the Soul Society, have forgotten him. Filled with action, Kimi no Na wo Yobu follows Ichigo and Kon as they fight against their former comrades while searching for the missing Rukia and discovering her assailants before they strike again.

Two men have just arrived at a location known as Quindecim and are unable to remember how they got there. They are immediately greeted by a young woman who escorts them to a small bar, where a bartender awaits them. They are told that they will have to participate in a game, randomly chosen by roulette, and will be unable to leave until its completion; if they refuse, the consequences will be dire. In addition to the rules of the game, the two men are told to play as if their lives are at stake. The game that has been chosen is billiards. But there's more to it than just pocketing pool balls, as the two are about to find out the outcome could mean life or death.

A force known as Astral power permeates throughout the world, wielded by astral mages. Fearing its destructive power, the Empire persecutes those who show their abilities. The tormented mages then founded the Nebulis Sovereignty to flee from their oppressors. Since then, the two nations have been in bitter conflict, the war still going strong for more than a century. After committing the great crime of freeing an imprisoned witch, the talented knight Iska is sentenced to prison. A year later, the Empire leadership suddenly decides to set him free, with the condition that he hunts down a fearsome mage known as the Ice Calamity Witch. Hoping to end the war, Iska agrees. Coincidentally, the Ice Calamity Witch herself, Aliceliese Alice Lou Nebulis XI, also wishes for peace and is willing to do everything she can to bring down the Empire. As Iska and Alice both yearn for a crusade that will turn the world into one without struggle, woe, or pain, the strings of fate tie them ever closer together, creating a bond that goes beyond something fabricated by mere coincidence.