One day when she woke up, the girl A mustana suddenly found that she was no longer in her original world. But this world seems to be hidden deep in memory. What is the identity of the girl, and what kind of power allows the girl to be thrown into this dimensional world without incident. Who could it be that is hidden in everything. Behind all the daily life is an unknown secret. A group of teenagers who love basketball finally got together (by mistake). At the end, can the girl return to her original world? What is everything? Actually, I don't know either =v=