On the day of the meteor shower several years ago, Yone muttered a wish three times alone in her room.

Desperately clinging to that single wish, Yone rolled onto her bed. —Unaware that one shooting star had fallen into the mountain.

And now. Yone is on her way back from the convenience store. As she walks along the mountain path, she hears the rustling of leaves and other noises coming from the mountain. Before she even has time to think "This is bad," that something (you) appears before Yone.