Ai and Chiharu. They are classmates who attend the same school, but they are also best friends. Feelings that go beyond friendship begin to sprout, and their love grows secretly so that the other classmates don't find out. They want to stay together like this forever... But when Chiharu decides to move away, the two are separated... They seek each other in the classroom as if they are sad to say goodbye. They confirm that their love for each other is real... *This work is a re-edited version of "Because I don't want to remain best friends" (product code: 24bfd00001).