Mikai Kyouko, the untouchable woman, is the best martial artist in Japan. So much so that Yowagi Yuuki is bored to shit of watching her win. However, when she happens to save his ass from a back alley street thug, the two strike up an odd friendship. She teaches him how to fight, he teaches her basic common bloody sense.

And maybe on the way they start making out or something, I don't fucking know, I just started writing the damn thing