straight like a circle's activites

Good plot or amazing main characters or both <3 
Note:  This is not in order. 

I also delete mangas in this list if the story went downhill or if i do not think it as one of the best after rereading.

Here's link to Part Two: 
https://www.mangago.me/home/mangalist/2381033/

The stage is a modern school that fosters female officers, "Girl's Only Army School"....

Girls are troubled by many different things. Things involving love, friends, the latest trends, etc....