Create Magic School Manga

[Male] I found on street magic wand and probably belong to magic school student. I take it and put it in my bag. At home I think what to do with it? Return it is right thing to do, but who? I stumble and say something nonsense: Staray No! And green smoke come to everywhere and it is gone. Later I found out that everyone is turned to female who was male before except me. I might be only male in planet? To be continue... [This scene is not NSFW] [Full colour]