When Ichigo was small, he lived with his grandmother on a small island surrounded by the ocean and mountains. Due to his parent’s work, he moved away, leaving behind his sickly imouto Minto and close friends. He did not have any plans for his future, but then he was chosen to be part of a student exchange with their sister school. So he returned to the island and reunited with his now grown-up imouto and childhood friends. On this small island where the sakura do not bloom, will the hope and love in their hearts blossom?