Ch 1. Hit By A Quirk

When Izuku Midoriya gets hit by a Quirk at the USJ, he's de-aged several years physically. The now 4 year old with 15 years of memories gets taken by Kurogiri to the L.O.V's base, immediately meeting All For One.

However Izuku isn't one to back down from a challenge, so he decides to try and win All For One over with his new found cuteness. Will All For One resist or be sucked into the black-hole that is Izuku Midoriya's personality?