Your Oc and lovers future kid(s) (if you and crush have more than one kid only the first born will come or if they are twins they both come) have come from the future

What will happen?

(They are 4 years old)

(When they go back to the future you, crush and them will not remember anything)

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Kids:

Todoroki Hayato - Red hair and purple eyes - Fire quirk - Older twin

Todoroki Haruto - White hair and purple eyes - Ice quirk - Younger twin