Tomodachi

A 16-year-old girl named Yamato Sakura returns to Japan after living overseas and looks forward to reuniting with her childhood friend, Ai Kirishima. As she prepares to meet Ai, Yamato recalls how caring and kind Ai once was. However, she is surprised to find that Ai has changed significantly over the past five years, transforming from a shy, nerdy child into a rebellious delinquent. Yamato becomes determined to discover what caused Ai's transformation and what has happened in her life during their time apart.