Haru, a lone wolf at a delinquent high school, finds his sole reason for living in stanning the idol, Riku! However, on Christmas night, Riku committed suicide, leaving behind a cryptic message. Plunged into utter despair, Haru heads to a shrine with a glimmer of desperate hope, but he slips and falls down the stairs... When he opens his eyes, he has time-leaped to two years ago!? Is the one who will save this lonely idol... me, her fan...?