Blood runs thick

A story where instead of Deku inheriting one for all he inherited all for one after murdering his parents in cold blood all for one saw the raw power that was almost untameable and so he gave him his power and enrolling him into U. A high school as a spy and to slowly destroy the hero's from the inside but one girl who is the opposite of him changes everything how he feels about life will this girl find a way I to deku's heart or will she end up the next victim