[GDHH-160] Miracle development in a part-time school full of former yariman! All the girls are in uniform, but their ages are all over the place!! And there's only one guy, me! The part-time school I attend makes it mandatory to wear a uniform by school rules! There are girls of various generations in my class, each coming in their respective uniforms from that time, so every day is exciting! Moreover, everyone was once a yariman...