A year can change a person's life forever. The 365 days Class 3-E of Kunugigaoka Junior High spent with their eccentric teacher, Koro-sensei, certainly did. Carrying the memories of that year close to their hearts, alumni Nagisa Shiota and Karma Akabane return to their former classroom to recall the events of that momentous time of their lives. Nagisa and Karma are reminded by the familiar rooms, desks, chalkboard, and the class album of the events that shaped them into assassins and prepared them for the real world. That is the legacy of their octopus-like teacher—who had introduced himself by threatening to destroy the world if they didn't kill him by the end of the school year—and the time spent in the bizarre yet exceptional Assassination Classroom.

After fainting at work, a young lady awakens in the back room of the café she works at with no memory of her life or those around her. Two of her friends, whom she soon learns are named Shin and Toma, are called to help her get home safely. Once she is alone, she meets a spectral boy named Orion that only she can see and hear. He explains that she lost her memories because of his chance visit to her world, so he vows to help her remember who she is. However, regaining her departed memories without worrying those around her may be more difficult than she realizes. In addition to the gloomy Shin and the protective Toma, she must be wary of arousing the suspicions of the captivating Ikki, the quick-witted Kent, and a mysterious man who lurks in the distance. As her amnesia entangles her in the lives of each of these men, her fragmented memories return piece by piece, and the mysteries of her circumstances slowly come to light.

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.

This animated history of World War II in the Pacific deals with the most serious moments in the lives of Commanders as they make crucial strategic and tactical decisions. Since these episodes are based on true events, not fiction, viewers will be filled with more tension than usual. (Source: Tatsunoko Production)