Once upon a time, in the bustling city of Verdonia, there existed a notorious baddie known as Big Bertha. But what set Big Bertha apart from other villains wasn't just her cunning schemes or her ruthless ambition – it was her legendary posterior that seemed to defy the laws of gravity itself.

Big Bertha, with her plump cheeks and curves that could stop traffic, ruled the underworld with an iron fist and a bountiful behind. Her reputation preceded her; tales of her daring heists and her ample assets spread far and wide, striking fear into the hearts of even the bravest citizens.

With each step she took, her posterior swayed like a pendulum, hypnotizing those who dared to gaze upon it. But behind the captivating curves lay a mind as sharp as a dagger and a heart as cold as ice. Big Bertha was not to be underestimated.

One fateful day, Big Bertha devised her most audacious plan yet – to rob the Verdonia Bank, the most heavily guarded institution in the city. With her loyal henchmen by her side, she stormed the bank, her voluptuous silhouette casting a shadow over everything in its path.

But as they say, pride comes before the fall, and Big Bertha's downfall came in the form of a cunning detective named Detective Grace. Grace had been hot on Big Bertha's trail for years, determined to bring her to justice and put an end to her reign of terror once and for all.

A thrilling game of cat and mouse ensued, with Big Bertha and Detective Grace locked in a battle of wits and wills. But even as the odds stacked against her, Big Bertha remained unyielding, her fat ass serving as both a shield and a weapon against her foes.

In the end, it was Detective Grace's clever tactics that brought Big Bertha to her knees. As the handcuffs clicked shut around her wrists, Big Bertha couldn't help but admire the tenacity of her adversary.

And so, the legend of Big Bertha, the baddie with a fat ass, came to an end. But her story would live on in the annals of Verdonia's history, a testament to the fact that sometimes, even the biggest assets can't protect you from the long arm of the law.