My sweety sin

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Summary

Kelvin Calvarn was a man the world feared long before Damon ever met him. Heir to the Diamond Square luxury empire. Cold as winter marble. Untouchable. Unmerciful. A man whose name lived in the shadows of whispered rumours illegal deals, ruthless decisions, and a beauty so sharp it felt dangerous to look at him for too long. To everyone else, Kelvin was a warning. But to Damon... he was a trap dressed like a man. Damon never meant to marry him. The contract was supposed to be simple sign the papers, buy time for his family to repay what they owed, and walk away before Kelvin's world swallowed him whole. No promises. No affection. No future. But the moment Damon stands at the marriage registry and looks up at him- really looks- the truth hits him like a sin he never asked for. Kelvin isn't just powerful. He's breathtaking. Beautiful in a way that hurts. A quiet storm wrapped in a perfect suit, watching Damon with eyes that see every lie he tries to hide. Still, Damon tells himself it means nothing. He's only pretending. Acting. Buying time. Until fate betrays him. A legal complication forces him into Kelvin's penthouse, into Kelvin's routines, into Kelvin's orbit- for six long, unforgiving months. Six months of sharp arguments and accidental softness. Six months of a cold man thawing, slowly, unwillingly, only for him. Six months of Damon's bratty fire clashing with Kelvin's calm dominance- until resistance becomes desire, desire becomes danger, and danger becomes something far more terrifying: Real feelings. He was never supposed to stay. Kelvin was never supposed to care. But somewhere between the tension, the stolen glances, and the nights neither of them will admit meant something... Damon becomes Kelvin's undoing. His weakness. His obsession. The sin he can't let go even when letting go was the original deal. Their marriage began as a lie. But what grows between them? That might ruin them both. Or save them forever. ---

Genre
Lgbtq
Author
Petty
Status
Complete
Chapters
31
Rating
4.8 12 reviews
Age Rating
18+

Chapter one,: moving into his world


The word marriage had never felt so heavy.

After the disastrous attempt to end the marriage at the registration office—after the clerk declared they must live together for six months—Damon found himself agreeing to something he never imagined:

Moving in with Kelvin Smith.

Living under the same roof.

Sharing the same space.

For six whole months.

Just so they could end this cursed marriage.

When Kelvin had asked, voice smooth and teasing, “So, princess… when are you moving in with me?”

Damon managed a straight answer only by the sheer force of will.

“This weekend. I’m busy with work until then.”

Kelvin had even offered to “help him pack.”

Damon shut that down instantly.

“I don’t need your help.”

Then he dragged Darial and Thunder out of there before Kelvin could say anything else.

And now—it was Saturday.

A day Damon had been dreading since the moment he opened his eyes.

His heart felt heavy, his stomach twisted, his mind spiralling.

Darial and Thunder couldn’t make it; they were stuck entertaining investors for a major business deal.

Kilan had promised he and Tein would come help, but they were taking their sweet time… and Damon would bet money they were somewhere kissing or arguing or both. Their “secret” relationship fooled no one.

Which left Damon alone.

Alone with his thoughts.

Alone with his suitcase.

Alone with the reality that he had to move in with… him.

Kelvin Smith.

The world’s whispered danger.

The man people feared for his ruthlessness, his rumoured deals, his unforgiving temper.

But what Damon feared wasn’t Kelvin’s reputation.

It was Kelvin himself.

His dangerously beautiful face.

His sharp jawline.

His quiet power.

His voice could pin Damon to a wall without even touching him.

And worst of all—

Kelvin’s aura.

That cold, commanding energy that made Damon’s body want to obey before his mind even processed the words.

Damon pressed a shaky hand over his racing heart.

“God… at this rate, i will have a heart attack before I even move out.”

Every pet name Kelvin used—princess, baby, husband—sent Damon into a spiral of anger and embarrassment at the same time.

He hated how it made him feel.

Hated how it flustered him.

Hated how much power Kelvin seemed to have over him without even trying.

How was he supposed to survive living with him?

Six months.

Six entire months.

But he didn’t have a choice.

He had made this bed the moment he signed those marriage papers a year ago—papers meant to protect his father.

He never expected the consequences to hit this hard.

His father had promised everything would be paid once he became Calvarn’s chairman.

But life shifted faster than promises.

His father died.

Darial became chairman.

And Kelvin returned to collect what was owed.

Millions.

Yet Damon felt grateful in a way he didn’t expect.

Darial—once his rival, once the brother he was raised to hate—was now his family.

His protector.

Thunder, too.

They had become his safe place, the people willing to fight and pay and sacrifice for him.

A few years ago, Damon would’ve spit in their direction.

Now?

He would die for them.

Which meant he could survive this, too.

He could survive Kelvin Smith.

“Six months,” Damon whispered to himself.

“I can do six months.”

He lifted the last bag off his bed, his fingers trembling slightly as he zipped the suitcase closed.

Damon exhaled, steadying himself.

No running.

No hiding.

No more avoiding fate.

He had made his decision.

He was going to Kelvin’s house.

His husband’s house.

He squared his shoulders, grabbed his suitcase, and headed for the door.

Ready—or not—

it was time to face Kelvin Smith.

---

Damon bent to lift the first box when the bedroom door suddenly flew open. Kilan and Tein stumbled in, their clothes wrinkled, lips puffed and red, hair sticking up like they had wrestled a hurricane.

Damon stared at them.

Then he dragged one long, slow breath… and rolled his eyes with the exhausted authority of a single parent dealing with two overgrown children.

“Don’t tell me you idiots decided to have a make-out session before coming to save your friend.”

Tein burst into laughter instantly, the sound loud and bright. He glanced at Kilan, who was blushing so hard the tips of his ears were pink. Kilan cleared his throat and muttered something about traffic being heavy.

Damon gave him a deadpan look.

“I don’t even have the strength to be disappointed. Just help me carry these things. I’ve already finished packing.”

Kilan arched a brow, voice flat and teasing in that annoyingly calm way of his.

“How did you finish all this before ten? Did you wake up early just to rush into your husband’s mansion, monny?”

Damon snapped, a little too sharply,

“NO!”

The pitch was embarrassingly high. Even he winced.

Tein clutched his stomach laughing. “That ‘no’… might be the most convincing lie you’ve ever told.”

The three of them dissolved into laughter, the room filling with warmth and chatter, turning Damon’s nerves into something lighter—if only for a moment.

Fifteen minutes later, every box, suitcase, and bag was already loaded into Damon’s car and Kilan’s truck. The morning sun warmed the air, and Damon felt his chest tighten—an uneasy mix of excitement and dread pressing beneath his ribs.

To postpone the moment he had been avoiding all week, Damon suggested breakfast. His friends agreed instantly, dragging the meal out with slow bites, long conversations, and unnecessary jokes.

But time kept moving anyway.

Around two in the afternoon, they finally drove through the tall, dark iron gates of Kelvin Smith’s estate. The moment the gate slid open, an entire world unfolded. The driveway stretched endlessly, winding through immaculate gardens. It took a full five minutes just to reach the main house.

Damon felt his throat go dry.

The mansion wasn’t just big. It was breathtaking—massive sheets of glass catching the light, modern angles cutting through the skyline, fountains whispering as they spilled into mirror-still pools. Everything looked cold, expensive, and dangerously perfect.

Kilan whistled low under his breath.

“New chapter, new weds… and this monster of a house. Damn.”

Tein spun slowly, eyes wide.

“I grew up seeing Kilan’s fancy family homes, but this? This looks like heaven with air-conditioning and servants.”

He bumped Damon with his elbow, smirking.

“Seriously, switch bodies with me. Let me serve your six-month jail time here. I’ll suffer nobly.”

Kilan flicked Tein’s shoulder, laughing. Damon gave them both a dry stare.

“Great. Fantastic. Remind me again how I’m about to move in with the king of hell himself—Kelvin Smith. My husband.”

“Well,” Tein said brightly, “at least the prison is pretty.”

“Let me see how easy my sentence will be,” Damon muttered.

Several maids hurried out the moment Damon stepped inside. They whisked away his luggage with practiced efficiency, disappearing up the grand staircase. Their uniforms were crisp, their shoes silent on the marble floors. Everything smelled faintly like lemon polish and some expensive cologne lingering in the air.

One of the maids bowed slightly.

“Mr. Smith is not home yet. He will return later.”

A quiet shiver passed down Damon’s spine.

He joined Kilan and Tein for a quick tour of the house, though “tour” felt too small a word. The place was a palace—glass walls overlooking gardens, an indoor waterfall humming softly, rooms so spacious his footsteps echoed. Each space felt cold, untouched, like it belonged more to a museum than a home.

Eventually, the laughter faded, and Kilan pulled him into a tight hug. Tein squeezed him next, whispering, “Call us if he breathes wrong.”

Then the front doors closed behind them, and their voices faded into the distant sound of the driveway.

Damon stood alone in Kelvin Smith’s mansion.

The silence was massive. Heavy.

Almost like the house itself was holding its breath, waiting for him.

Waiting for Kelvin.

---

Author’s Note

Welcome to My Sweet Sin — Damon and Kelvin’s messy, tender, dangerous love story.

If you’ve already read Sweet Bastard, you’ll recognize a few familiar faces and understand the background even deeper. But don’t worry — this story stands on its own. You can dive in without reading anything before it and still follow the plot easily.

For anyone who forgot:

Kilan is Thunder’s youngest cousin — the son of Annitha and Daniel William and the little brother of Monna.

Tein is Kilan’s best friend… and his not-so-secret secret lover.

Now, buckle up. This story is full of tension, temptation, chaos, and a whole lot of heart.

Enjoy the sin.