Ao Haru Ride (2023)

At the end of her first year at sixth form, Yoshioka Futaba meets Tanaka Kou, her first love. They had attended the same school during their secondary school years, but he had suddenly transferred to another school. Three years later, he reappears before her under the different surname of Mabuchi Kou. His personality also seems to have changed, from warm to cold. He is a completely different person from the one she knew three years earlier. Yoshioka Futaba slowly discovers what has happened to Mabuchi Kou over the past three years and begins to develop feelings for him once again.