Are There Books Similar To The Devotion System?

"I should’ve killed him the night he betrayed me. Instead, I kept him alive — chained, bleeding, and trembling beneath my hands." Nicholas Rhodes, heir to the Rhodes crime syndicate, had everything: control, power, loyalty. Until him. Rafael “Rafe” Vega — the man he once trusted with his life — turned on him in the middle of a war, selling secrets to their rivals. But when fate forces their worlds to collide again, Nicholas doesn’t kill Rafe. He takes him back. As a captive. As a weapon. As a reminder of everything he lost. Hatred was supposed to keep them apart. Instead, it burns hotter than desire — twisting into something neither of them can name. Obsession becomes their language. Betrayal becomes their bond. And love… love is the bullet waiting in the chamber. Because in their world, love doesn’t save. It destroys. --- Main Characters: Nicholas Rhodes— 29 Cold, ruthless, born into blood and chaos. After Rafe’s betrayal, he’s become darker — quieter, crueler. He claims he feels nothing anymore… but Rafe’s name still tastes like venom and longing on his tongue. Rafael “Rafe” Vega — 26 Former hitman and Nicholas’s right hand, before he turned traitor. Charming, unpredictable, and carrying his own secrets. His betrayal wasn’t what it seemed — but he’d rather die than beg Nicholas to understand.

Elena Moretti has always lived by the rules. Raised in the wealthy, devout heart of Rome, her life is governed by faith, family honor, and the unyielding rhythm of the Angelus bells. But when Rev. Matteo Romano returns from Paris to serve in her Trastevere parish, everything she thought she knew about devotion and desire is thrown into question. Matteo is calm, refined, and seemingly untouchable — yet he carries a quiet fire, a dangerous intensity that Elena cannot ignore. Their connection begins with fleeting glances, subtle touches, and whispered words that blur the line between spiritual guidance and personal temptation. Each encounter pulls them deeper into a forbidden spiral, challenging Elena’s beliefs, igniting desires she has been taught to suppress, and threatening the lives they’ve carefully built. As their clandestine bond strengthens, Elena discovers that desire is far more consuming than faith, and Matteo begins to confront the tension between duty and passion. But in a city steeped in tradition and scrutiny, secrecy is fleeting, and the cost of indulgence is devastating. Sacred Obsession is a story of forbidden longing, dangerous temptation, and the consuming fire of a love that defies rules — a tale where passion and faith collide, leaving hearts exposed and fates uncertain.

He was supposed to be nobody. Born with crippled spiritual roots in the weakest corner of the Mortal Heaven Continent, he spent his early years mocked by peers, dismissed by elders, and written off as a waste of a bloodline. The world had a plan for people like him — obscurity, mediocrity, a quiet death at the bottom of the cultivation ladder. Then the System arrived. Rude, chaotic, and absolutely unhinged, the Infinite Chaos System begins issuing missions so absurd they border on cosmic comedy — slap an arrogant Young Master, steal from a forbidden ruin, insult a Heavenly Lord to his face. And somehow, at the end of every ridiculous task, he walks away stronger than before. What begins as a shameless scramble for survival slowly reveals something far more terrifying. His talent isn't crippled. It was sealed. His bloodline isn't ordinary. It was buried. And the System that appears to be helping him? It was never designed to help anyone. As he rises from a forgotten boy in a forgotten kingdom to a figure that shakes the foundations of all Nine Realms — and the ancient dimensions lurking beyond them — the truth peels back in layers. The history of the cosmos is a lie. The gods who rule from their thrones are terrified. The first user of his System already conquered everything and nearly destroyed it all. And somewhere at the end of every road, a question waits: what do you do when you've beaten every enemy, unraveled every secret, and the universe itself asks you to become its next ruler? He laughs, pockets another ancient treasure, and causes more problems.

"You woke me up," a cold voice echoed from the shadows. Ivana gasped awake, heart pounding, unsure if it was a dream—or something far more dangerous. ~~~~~~~~~~ Years ago, Ivana should have died in her mother’s womb—until a mysterious seer performed a forbidden ritual to save her. The price? The unborn child had to be betrothed to a god, bound to him for life without her parents ever knowing the true cost. On Ivana’s eighteenth birthday, her parents mysteriously vanished without a trace, leaving behind only a notebook filled with strange symbols and cryptic warnings. Now, years later, her search for answers leads her to Egypt, where she joins an archaeological team investigating a newly uncovered chamber. Deep inside, they break a seal that should have remained untouched… and awaken the very god she was promised to. A god who despises humans. With divine wrath rising, ancient secrets unraveling, and a bond she never asked for tightening around her fate, Ivana must confront the truth: The answers to her parents’ disappearance begin with the god she was forced to belong to.

I was engineered to kill men with a kiss. When my pleasure‑kill protocol glitches on a Bratva king and binds my system to his, he gives me a choice: become his contract wife… or be handed back to the monsters who built me I was trained to destroy men without leaving a mark. The Siren Protocol turned my body into a weapon—every nerve engineered to dismantle loyalty, erase secrets, and turn power into submission. One kiss, and I can crash a neural implant like a virus. Hidden behind a luxury cover identity, I’m waiting for my next directive when my door explodes inward and Kael Petrov walks in—Bratva heir, tech billionaire, and the most controlled man in the city. He thinks he’s here to extract a traitor using his accounts to leak Siren data. He doesn’t know the “escort” in front of him is the Siren asset he’s hunting. So, I do what I was built for. I kiss him. My pleasure‑kill protocol should drop him in eight seconds. Instead, his high‑grade implant bites back. My signal loops through his system and straight into mine, fusing us in a feedback circuit of raw, addictive sensation that neither of us can control. Instead of killing him, I bind myself to him. Now I’m collared in his tower, my systems synced to his, and he’s staring at me like I’m the most interesting problem he’s ever seen. To keep me out of Bratva torture cells but still under his eye, Kael gives me a brutal ultimatum: Marry him and live as his contract wife, or be handed to the men who will take me apart for parts. I was meant to end him. Falling for him was never part of the directive.

Gabriella spent her whole life wanting freedom from the golden cage her father built her, and Art School in New York, far away from home, was supposed to be her one shot. But all her fantasies came crashing down when she was assigned a bodyguard. Cold, distant and dangerously captivating, her new bodyguard is the bane of her existence. She should hate him, but the more his protectiveness infiltrates into her life, the more the line between hate and lust blurs. Leon has spent years waiting for this moment. The man who destroyed his life has only one weakness. His daughter. Becoming her bodyguard was supposed to be his way in, his perfect chance at revenge. But nothing prepared him for the way she tests him, tempts him and makes him question everything. Falling for her was never part of the plan. Now, it might be the thing that destroys them both.