My Fiancé Swore He’d Keep His Mistress Because ""She Won’t Leave""—So I Married His Billionaire Brother Instead!

The morning of the wedding arrived with brilliant autumn sunshine. The Hudson Valley trees were ablaze with vibrant amber, crimson, and gold, their leaves drifting gently onto the sweeping lawns of the estate.

Two hundred and fifty guests began arriving at 1:00 PM. Black limousines and luxury sedans wound their way up the private drive, depositing dignitaries, foreign diplomats, titans of Wall Street, and the elite of New York society onto the stone terrace.

Ryan arrived at 1:15 PM, looking every bit the triumphant prince. His bespoke Tom Ford tuxedo fit him like a second skin. He wore diamond cufflinks—a gift from his mother—and a white rose pinned to his lapel. He walked through the receiving hall, shaking hands, accepting congratulations, and basking in the adoration of his peers.

“Magnificent venue, Ryan,” an elderly senator remarked, raising a glass of vintage champagne. “Your grandfather would be proud to see the estate back in the family fold.”

“Thank you, Senator,” Ryan said smoothly, flashing his billion-dollar smile. “Clare and I are honored to carry the torch.”

A few feet away, in a corner of the ballroom, Maya Collins stood near the ice sculpture. She was wearing an emerald green silk dress—a shade entirely too bold for a guest who claimed to be a mere family friend. She caught Ryan’s eye and offered a discreet, knowing smirk. Ryan gave her a subtle nod, his eyes gleaming with triumphant satisfaction. In his mind, he had won. He had the bride, the mistress, the money, and the empire.

At 1:40 PM, Ryan walked confidently toward the west wing, heading for the groom’s private dressing suite to prepare for the processional.

He pushed open the heavy oak doors, expecting an empty room with a mirror and a bottle of scotch.

Instead, he stopped dead in his tracks.

Standing in front of the floor-to-ceiling mirror, adjusting a platinum watch on his wrist, was Julian Whitmore.

Julian was dressed in an identical bespoke midnight-blue tuxedo, perfectly tailored to his broader frame. On his lapel was pinned the ancestral Whitmore family crest—a solid gold signet brooch that Grandfather Whitmore had decreed should only be worn by the rightful head of the household on his wedding day.

Ryan blinked, his mind struggling to process the scene. “Julian? What the hell are you doing here? I thought you were in Geneva.”

Julian turned around slowly. His expression was composed, detached, and utterly devoid of warmth.

“I flew in for the wedding, Ryan,” Julian said smoothly, picking up a pair of white cufflinks from the dressing table.

Ryan chuckled nervously, though a cold knot of dread began forming in his chest. “Well, you’re in the wrong room. This is the groom’s suite. The family holding lounge is in the east pavilion. And where did you get Grandfather’s signet? Father told me it was locked in the family vault.”

“It was,” Julian replied, fastening the cufflink with steady fingers. “Until the legal heir retrieved it this morning.”

Ryan’s face tightened. “What are you talking about? Stop playing mind games, Julian. The ceremony starts in twenty minutes. Get out of my dressing room.”