Cast

(Main Priority Story)
Clint Barton and his brother Barney {who's dead in this} were kidnapped by Peter Pettigrew, Snape and Luciuis, Narcissa re-married Remus and had a daughter, Draco loves his younger half sister, Narcissa is godmother to Harry and his sister twin sister Rosa, Lily and James grieve for their lost sons.
Clint was born March 1992 and Natasha January 1993
Clint Barton x Natasha Romanoff| Clintasha

Timeline:
Marvel studio's the Avengers-2012
CA:TWS-2014
Avengers: Age of Ultron-2015
CA:CW -2016
Black Widow-2016
Avengers: Infinity War-2018
Avengers: Endgame-2023