30-sai made Doutei de Itara Mahou Shoujo ni Narimashita - Vol. 1 Ch. 7 - Someone Please Explain Whether This Is a Magical Girl Thing or a Sentai Thing

[rkkn]

With every chapter I become more and more convinced Riko was a trans girl originally and just didn't know. Dysphoria would be a good reason why she thought she was ugly when she was just average. Maybe explains the memory thing too.

yes, this is very likely
a shame all the others are mentally broken (literally)