'This school... is at the center of the entire universe'
'I belong to you... Musashi.'
Those were the words of Vice President of the Student Council, Kagura Mami that were said to Katsuragi Musashi on the first day they met.
What's the secret of that school? What's the mystery behind it all? And what's the past that haunts Kagura and Katsuragi?
A story of growing up, letting go, falling in love, and falling out. It follows the relationships of Sana, Hayama, and friends.