Blue Spring Ride (2014)

Futaba Yoshioka's life takes an unexpected turn when she reunites with her first love, Kou Tanaka, at the end of her first high school year. Three years ago, Kou vanished from her life before she could confess her feelings. Now, he’s transformed into a cooler version of himself, sporting the new last name, Mabuchi. As they navigate their renewed connection, Futaba discovers the changes Kou has undergone and the reasons behind their separation. Their journey unfolds through rediscovered emotions and the challenges of rekindling a past romance.