Paradox (Mikey x reader) (Tokyo Revengers)

(Y/N) is unknowingly sent back in time, and upon figuring it out, is forced help change the future. However, certain issues continuously stop her from doing her job to the fullest. Namely, an unorthodox gang leader with the most devastating roundhouse kick in Tokyo.

CANON CHANGES
+(Y/N) is 21 and knows karate
+everyone's 18 in time leap, time leap goes from 2017 to 2014
+fic has planned ending and will end in the Valhalla Arc
+Certain plot points and fights will be slightly altered, along with new scenes added, in order to keep the fic interesting

WARNINGS
+cursing and suggestive speech (but I will not write NSFW)
+slow burn (some do not like this trope)
+depictions of violence (brutality will likely not surpass the anime itself)
+anime only for now, author is currently still finishing manga