As kids, Kazuho and Tokio were close enough to give each other piggyback rides. But now, in high school, a gulf has opened between them-one that's carrying them further and further apart. It's a distance Kazuho is keeping on purpose, to keep from revealing the new feelings for Tokio that have been growing in his heart. But one day, Kazuho falls asleep in class, those feelings come spilling out-and it's all Tokio's fault...