Natasha Romanoff, also known as Black Widow, sat down in a quiet corner of the Avengers Tower. She smoothed out her fiery red curls and sighed in exasperation.

"Why do they always pair me with Loki?" she muttered to herself, her sharp eyes glistening with frustration. "Thor's the one I'd love to work with more."

Just then, Tony Stark, famously known as Iron Man, stopped by. He had heard bits and pieces of Natasha's self-dialogue.

"Did I hear a complaint coming from the Black Widow?" Tony quipped, lifting an eyebrow at Natasha, who simply rolled her eyes.

"You heard right, Stark," Natasha admitted. "I can't stand this constant pairing with Loki. I would rather work with Thor!"

Tony chuckled at her predicament. "Ah, fans and their peculiar shipping. Can't do much about it, can we?"

Natasha crossed her arms, admitting defeat. Yet, she couldn't shake the annoyance off. "But why Loki? He's not even Asgardian!"

"Peculiar taste," Tony shrugged. "You never know what's going on in the minds of the fans. Let it be, Natasha."

Nevertheless, Natasha was insistent. The next day, she approached Thor, the Asgardian god of Thunder himself.

"Thor," she addressed, "The fans always pair me with Loki. But I'd much rather work with you. Any ideas?"

Thor, surprised, looked at Natasha. "You wish to be paired off with me and not Loki?" he clarified.

"Yes," Natasha confirmed. "Don't get me wrong. Loki's clever, but you and I have more in common."

Thor nodded thoughtfully. "I see your point, Natasha. We shall try to change this perception."

Over the next few weeks, Natasha and Thor started spending more time together. They trained together and even went on more missions as a duo.

One day, they returned to the Avengers base after a successful mission. Natasha couldn't help but chuckle at Thor's joke about a giant troll.

Thor grinned at her, his mood infectious. "It seems we make a good team, Black Widow. Perhaps the fans will see it too."

Natasha smiled back, her frustration gradually diminishing. "You're right, Thor. I think they will."

Over time, their camaraderie grew, and this was not missed by the fans. More stories started circulating about the 'Scarlet Siblings' as they came to be known.

Thor seemed to relish this change while Natasha felt a sense of accomplishment. She had managed to sway the fans without compromising her principles.

Tony, noticing this change, couldn't help but tease Natasha. "So, you and Thor huh? I gotta say, the fans have a knack for sensing tension!"

Natasha merely rolled her eyes, grinning at Tony's remark. She had to admit, even if secretly, that she was relieved about the change in narration.

Loki, on the other hand, was indifferent to the whole matter. He was, after all, the god of mischief and had other tricks up his sleeve.

"Loki, aren't you bothered by the switch?" Thor asked him once. To which, Loki only shrugged and smirked, "I have other admirers, brother."

It was clear that Loki's indifferent attitude was a facade. He couldn't help but feel a twinge of jealousy towards Thor for grabbing Natasha's attention.

This shift in dynamics brought a refreshing change to the Avengers team. There were new jokes, new stories, and new bonds being formed.

Despite the slight jealousy, Loki was happy for Thor and Natasha. He expressed this to Thor eventually, which resulted in an unexpected brotherly moment between them.

And so, Natasha's rant took a surprising turn. Not only did she manage to sway fan opinion, but she also brought the Asgardian brothers closer.

Thor, Natasha, and Loki found a new understanding and respect for each other. The Avengers Tower buzzed with a renewed energy and camaraderie.

As Natasha looked around, she felt a sense of contentment. She had not just changed how she was perceived, but also strengthened her bond with her team.

Natasha Romanoff had proven that one need not always bow down to expectations, but could carve their own path. In her case, that path led to becoming one half of 'The Scarlet Siblings'.

Tony, Natasha, Thor, and Loki shared a laugh one day in the common area. It was another day in the life of the Avengers, and they were ready for whatever came next.

Who knew a simple rant from Natasha Romanoff could change so much? But then again, nothing's ever simple when you're part of the Avengers.

And thus the fans got a new pair to ship - Thor and Natasha, The Scarlet Siblings. And everyone, including Natasha, was much happier for it.

As for Loki, he continued his usual mischief, but with a newfound respect for Natasha's resolve. The Avengers had once again proven why they were the best.

Through it all, Natasha had learned a valuable lesson - sometimes, you have to take matters into your own hands to write a better story for yourself. And that she did.