i wrote this on the r/becomeachick but sharing here as well

You've never been particularly superstitious, but as you pull into the driveway of the grand country estate where your best friend's wedding is to be held, a flutter of nerves ripples through you. You're here as a guest—or so you think—ready to celebrate, dressed smartly in a classic tailored suit that hugs your shoulders snugly, feeling slightly stiff but authoritative.

Upon arrival, the atmosphere buzzes with excitement and a touch of chaos. As a tradition in the family, you learn, everyone must draw lots upon entry. You reach into the velvet bag as directed by the elderly aunt who assures you with a wink, "It's just a formality, dear. Been doing it for generations!" Your fingers close around a pure white lot, stark against the rich reds and golds others pull out.

"That's the backup bride lot," the aunt chuckles, patting your shoulder. "Don't worry, it’s never been needed. Not in 30 generations!" You laugh it off, tucking the lot into your suit pocket, feeling its smooth surface against your chest.

As the ceremony draws near, whispers flutter like disturbed sparrows—something's wrong. The bride, it seems, has cold feet. Amid the whispered chaos, you feel a warm pulse from the white lot in your pocket. You pull it out, and to your astonishment, it glows with a soft, ethereal light.

The transformation begins subtly. Your broad shoulders narrow, the fabric of your suit loosening before it starts to tighten once again, morphing to accommodate a changing frame. Your chest feels different, lighter yet fuller in a way that is alien to you. As you look down in disbelief, your suit begins to dissolve, threads unwinding and reweaving into the delicate lace and satin of a bridal gown.

The gown is exquisite, with layers of soft tulle that cascade down from a cinched, beaded waistline. The bodice, fitted and embellished with intricate embroidery, enhances the new curves of your now decidedly feminine figure. You feel the fabric shift against your skin, cool and smooth, each movement accentuated by the snug fit around your waist and the flare of the skirt.

Your hair, no longer short and manageable, spills around your shoulders and down your back in thick, black curls. The texture is new and strange, each curl bouncing with a life of its own. Your hands rise to touch your face, finding soft, rounded cheeks and fuller lips, the face in the mirror now that of a beautiful, petite woman.

"There you are," the wedding coordinator hurries over, her eyes widening slightly as she takes in your appearance. "It seems you're up, dear. Let's get you ready."

Walking down the aisle, every eye on you, the dress whispers with each step, the sensation of the fine fabric against your legs both unnerving and exhilarating. You meet the groom at the altar, his expression a mixture of shock and awe. "You look... incredible," he murmurs as you take his hand.

The ceremony is a blur of emotions, vows exchanged with a sincerity that surprises you, the words resonating deep within your newly fashioned heart. As you kiss, applause breaks around you, the reality of your situation settling in with the weight of the wedding band on your finger.

The reception passes in a dreamlike state, your body moving with a grace you didn't know you had. Each congratulation, each smile from guests, cements your new role, the backup bride who saved the day.

As night falls, the reality of the wedding night looms. In the privacy of the bridal suite, you face your reflection. The beautiful gown feels like a second skin, the intricate details of lace and beadwork glowing in the dim light. Slowly, you begin to unbutton, peeling away the layers, your heart pounding with every inch of fabric that slips away, revealing the unfamiliar contours of your body.

The groom, equally awed and gentle, helps you, his fingers trembling slightly as he slides the zipper down your back. The gown pools at your feet, leaving you in the delicate lingerie of a bride. He steps back, taking you in. "You are beautiful," he says, voice filled with wonder.

You step into his embrace, the newness of your form fitting perfectly against his. As you both navigate this uncharted territory, there's a mutual understanding, a promise of respect and discovery. The night whispers around you, filled with the soft sounds of new beginnings.

You wake to the gentle touch of morning light streaming through the window, filtering across the bed where you lie tangled in the soft sheets. Beside you, your new husband, still your best friend at heart, stirs awake. His hand, warm and tentative, finds its way to your side, fingers tracing the delicate curve of your waist before pausing, a touch more daring, at the swell of your breast. The sensation of his thumb brushing gently over your nipple sends a shiver through you, awakening every new and sensitive nerve.

"You okay?" he whispers, his voice rough with sleep but laced with an undertone of concern and curiosity.

"Yes, just... feeling different," you murmur, your own hand moving down to touch the lace of your panties. They fit snugly, outlining a form that's no longer familiar—a flat crotch where once there was more. The fabric clings to your new curves, each shift and slide against your skin a vivid reminder of your transformation.

You look into his eyes, searching for a flicker of the friend you've always known. "Is this... is this permanent?" The question hangs between you, fragile and heavy at the same time.

He smiles softly, shifting closer to frame your face with his hands. "As permanent as it gets," he replies, his thumbs brushing your cheeks. "And just so you know, the backup bride conceiving on the wedding night... that's another part of the tradition."

Your heart skips a beat at the implication. "So, we're really doing this? You and me?"

"Looks like it, Laura," he says, using the new name you chose for yourself last night—a name that now seems to fit perfectly. He leans in, sealing his affirmation with a kiss that's gentle and exploring, promising new beginnings.

As he pulls back, his eyes search yours, still filled with the same warmth and friendship as always, now deepened by something more profound. "I mean it, Laura. We're in this together."

The intimacy of the moment, the strange yet comforting sensation of your new body, and the reassuring presence of someone who knows you perhaps even better than you know yourself right now, all converge into a feeling of rightness. Despite the surreal nature of your situation, a sense of peace settles over you.