little mischief (tokyo revengers x f! reader)

so, hey! it's me first time writing something I did write a little when I was young but now it's after God knows how long years I am writing again
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so story is about a little girl who comes to learn karate in sano dojo and meets an amazing boy who she didn't give a fu*k .. but after knowing him for so long they become friends and now let's see what fate want for them