To Me, the One Who Loved You

"To Me, the One Who Loved You" (Japanese: 君を愛したひとりの僕へ) is a 2022 Japanese animated film based on the novel of the same name by Yomoji Otono. Produced by TMS Entertainment and directed by Kenichi Kasai, with a script by Riko Sakaguchi, the film follows Koyomi Hidaka and Shiori Sato who, after their parents plan to remarry, decide to escape to a parallel world to avoid becoming stepsiblings. In their world, traveling between parallel worlds is common but not without consequences. The story explores the young lovers' risky journey across dimensions and their quest to find each other and happiness in different realities. It's a companion film to "To Every You I've Loved Before," released simultaneously, and the viewing order can influence the viewer's experience. The voice cast includes Hio Miyazawa as Koyomi Hidaka and Aju Makita as Shiori Sato. The theme song "Shion" is performed by Saucy Dog, with music by Takashi Ohmama. The film has been released in several countries and is available on streaming platforms.