One Punch Nana!

( BNHA/MHA Various x OPM! MC ) In a world of superhuman beings and quirks, Nana Saitama was, to put it bluntly, extremely ordinary. One day, she saves a green-haired boy from an angry pomeranian. After that thrill, she decided to become a hero for fun. However, not everyone is born equal, and Nana quickly realizes tha...