When Ali decides to go and find her mum she not only gets ropped in with the mission of taking down the red room but also finds out more about her past than she thought that she ever would.

Takes place before the movie,Yelena has a nightmare and Natasha is here to comfort her

Because sometimes a baby sister might need some help from the cool kids (or vice versa) (Natasha&Yelena, background Alexei/Milena)

Even in the Red Room, Natasha was a "poser." Even in the Red Room, Yelena liked to point out that she was a "poser." (OS)

Oksana frees her in Morocco. Yelena draws the other remaining Widows to her.

In 1994, Melina agrees reluctantly to taking Alexei and the girls out for trick-or-treating.

Yelena buries her sister with blood money.

Yelena and Mira have a close friendship. They have their own movie nights and quiet moments. Everything is revealed during a night of hot chocolate, movies and cuddles.

Nat and her sister haveing “fun” with each other. (More one shots wil be added. Requess are welcome.)

When Natasha gets home from a long Avengers meeting, she is worried about Yelena because Yelena did not ask to come as she usually does. However, as soon as she walks through the front door, she quickly figures out that Yelena is more than okay...

It is October, and Yelena very skillfully tricks Natasha into pulling over into a haunted house parking lot. After much begging and guilt-tripping and convincing, Yelena manages to get Natasha to agree to go inside of the place. Needless to say, the visit is quite eventful.

When Yelena wakes up feeling less than wonderful, she tries to hide it from Natasha. However, Natasha quickly catches on, and Yelena has no choice but to allow her big sister to take care of her.

' i know it's long gone and there was nothing else i could do ' / / yelena belova thinks october might be her favorite month.

When Antonia Dreykov shows up at Natasha and Yelena's doorstep wanting to talk to Natasha, she is welcomed with open arms. However, Yelena is slightly less enthusiastic when Antonia ends up staying for a week and starts taking all of Natasha's free time.

Assassins don't get nightmares. Right? Natasha had nerves of steel. Right? Yelena and Natasha angst and fluff. Nightmares and short-lived violence.

"It's going to be one hell of a reunion." "You think?" Surrounding the events before, during, and after the 'Black Widow' film! (YelenaxOC)

When Yelena is bored one day, Natasha asks Yelena to lay her head on Natasha's lap. Yelena is confused until her sister introduces her to a gentle activity that fully satiates the touch-starved beast within Yelena. Just innocent sister fluff.

Alexei and Melina do right by their "daughter", Natasha Romanoff.(Post Black Widow/Endgame)

After Natasha and Yelena decided they needed to go find Alexei, Natasha ends up stopping the car at a small, rundown inn so the two of them can rest. When they are getting ready for bed, Yelena is reminded of all those ugly marks on Natasha's back, and she feels compelled to try to help in some way. Strangely enough, Natasha accepts her help. Canon compliant.

Natasha didn't get visitors much. It's kind of hard to casually visit someone who's been on the run from the entire American justice system. So when Nat got a knock on the door, she was surprised, to say the least. Natasha and Yelena angst and fluff. Blood and injury warning.

When Natasha and Yelena have a movie night, Yelena falls asleep. When the movie ends, Natasha has to make sure that her sister gets into bed. And so ensues a giant struggle.

When Natasha is awoken by a scream, she knows exactly what is wrong. Yelena is still grappling with some demons, and it is up to Natasha to help her through it.

When it snows outside one morning, Natasha wakes her sister up to enjoy the surprise. The two of them have some much deserved fun together as sisters. Yelena and Natasha platonic sister fluff.

Natasha wakes up from a nightmare, and all she can think about is how she has to see her sister and make sure that she is okay. Fortunately, the girl is just over in the next room, and Natasha goes to take a look. But when one creaky floorboard sounds off, Natasha's quiet plan is foiled, and Yelena awakens. Yelena is determined to get to the bottom of her sister's actions.

When Natasha and Yelena are practicing knife-throwing, something goes wrong with Yelena. Natasha soon finds out that her sister is exceedingly touch-starved. What happens when Yelena finds out that Natasha craves affection just as much as Yelena?