you died in your old world, then got reincarnated, and born on the same era as izuku, tanjiro and his sister-(not nezuko).

for izuku story, a little of the original story stay the same except, you, tanjiro and mizuki (his younger sister), are friends with him.

for tanjiro, as a baby at 1st he was confused, but got used to it fast enough.

and for mizuki, only born 1 year after tanjiro, is a new completly new character.

the story start when you, izuku and tanjiro meet before middle-school, at an villan attack event, you 3 meet in a ruch bc you bumped on each others

-tanjiro: sorry i was not watching where i was going. -izuku: sorry i was not watching where i was going, so so sorry!! -you say the same but in your own way

you all laugh it off and become instantly friend

-tanjiro: what are your names?

-izuku: im izuku midoriya.

-tanjiro: im tanjiro kamado and you?