The story of Black Widow and Hawkeye centered on Natasha Romanov and her new symbiote companion as they hunted Clint Barton. Accused of murdering the Russian ambassador to the United States ...

Natasha Romanoff (Scarlett Johansson ... Nat sacrificed her life in a heartbreaking scene on Vormir, for Clint Barton (Jeremy Renner) to secure the Soul Stone they needed for Stark’s version ...

As all the superheroes split up to different moments in time and embark on a "time heist" to get all the Infinity Stones, Romanoff ... until finally Clint can't stop Natasha from doing it.