This is a AU where 80% of the population has quirks and 20% percent are quirkless, but back then before there were quirks, there were people called Espers with ability's people with quirks could only dream to have. Izuku is also the son of GreenTelek and step son of All Might. Izuku or (Mob Deku) will have a Sister named Izumi and are friends with the Bakugou and Todoroki twins. (IzukuxNejire)