Gift: Eternal Rainbow - S01

<p>Amaumi Haruhiko is a high school student at Shimano Academy in a town called Narasakicho. The town has an unknown rainbow that always hangs over it, and it is connected to a magical wish called "Gift." A Gift is a once-in-a-lifetime present shared between two people.</p> <p>As a child, Haruhiko was close with his childhood friend Kirino, until he gained a new non-blood sister named Riko. Haruhiko grew close to Riko, but they sadly parted ways because his father could no longer support the two of them.</p> <p>After some time passes, Riko finally returns to Narasakicho and, along with Kirino, begins attending Shimano Academy with Haruhiko. The series follows the relationships among these main characters and gradually reveals the story behind both Gift and the rainbow.</p>