Yamada Mima, 25 years old, a passionate artist working at a general store, with a hobby of supporting her favorite idols. Her ultimate favorite? Amagasu Akari, a member of the popular idol group SIX. One evening, captivated by the beauty of the river’s shimmering surface, she impulsively posted on her long-abandoned social media. Moments later, a notification popped up—someone had liked her post. And that person was none other than… Amagasu Akari himself!?