In order to save her own world, Miss Aya accidentally started her own journey through time. The experiences along the way made Miss Aya start to think about why she worked so hard. Before she fell into the abyss of internal friction, the teacher she cared about broke through the world's barriers and appeared in front of her.
It is also a limited edition for college students and youth.
Miss Aya: ... Could it be that I was the one who went to the wrong world line?
Miss Aya, who became a butterfly and disrupted the world line, still doesn't know what will be waiting for her in the future.
Intention: As long as your thinking does not slip, there are always more solutions than difficulties.