At just thirteen years old, Karin Hanazono's life feels like it couldn't possibly get any worse. Orphaned at an early age, she's forced to live with an aunt who constantly belittles her for her poor school performance. Recently, she's also lost her only companion, her beloved cat Shii-chan, and is left completely alone in the world. But the one thing she still clings to is her mother's ring, the only connection to her past that she has left. However, everything changes when a chance encounter leads to a new group of people entering her life. Himeka Kuujou, a kind-hearted girl who has also lost her parents, and her cousin Kazune Kuujou, who initially dismisses Karin as a bother, suddenly approach her with a mission. They are in search of a goddess and when they see the radiating light of Karin's mother's ring they know they've found what they're looking for. Through her mother's ring, Karin awakens to her own abilities and discovers she's capable of granting wishes. She embodies the goddess they were searching for, becoming sought after by others for her newfound power. Her life takes an unexpected turn as she steps into a world full of intrigue and mystery, where her ring becomes both a blessing and a curse.