Dimensional Editing: the Oath Under the Snow at the Beginning

No protagonist Kiana: Of course the world is not beautiful enough, but some people tell me not to give up. Kurogane Ikki: Use my weakest to defeat your strongest. Emiya Shirou: This ideal is definitely not a mistake. ......... The editing system across the two dimensions plays video stories in various worlds. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.