Upton Sinclair Novels Novels & Stories

Lillian's world turned upside down when she caught her longtime boyfriend cheating. Fueled by anger, she sought revenge in a drunken one-night stand with a stranger, only to discover he was Ryan Sinclair, her new boss! Her real nightmare began when Ryan, who seemed more like a Greek god than a possessive devil, unwilling to let her go and started luring her into his twisted game. Now, she was struggling to keep her distance from her charismatic but dominating boss. Little did she know, there was a hidden secret behind his every move, and Lillian was in for a rollercoaster ride of intrigue and deception.

After her mother's death and her brother Reno's deportation, Riana is left alone in NYU. Life seems to only get worse when she finds her roommate and her boyfriend having sex in her bed. Alan's girlfriend just cheated on him. With his PA. In public. And they were caught by a server. Angry on his behalf, Riana bids on him at a charity auction to make sure his cheating girlfriend doesn't go near him again. She wins what she thought was a simple date with the man, but boy was she wrong. Riana wins a date with billionaire Allan Sinclair and a trip to Venice. For two weeks. With him.

In "Alpha's Curse: The Healer's Secret," power and pride come at a devastating cost for Alpha Sebastian Sinclair, who dismisses his destined mate, the lowly Omega Evelyn Harper, due to her status. But when both meet tragic ends, the Moon Goddess grants them a second chance—by swapping their souls. Now, Sebastian must endure the hardships he once mocked in Evelyn's body while Evelyn seizes the power of an Alpha to seek justice for the wrongs done to her. As they navigate this cruel twist of fate, their journey of growth, vengeance, and redemption unfolds, leading to a battle that will change the fate of their Pack forever. Will they find the strength to unite and overcome, or will their past mistakes destroy them?

When journalist, Bella Sinclair, was invited to a friends birthday celebration in the local bar, she imagined there would be drinking, dancing, and letting her hair down. What she didn't imagine- being sexual assaulted.Biker Alex 'Axel' Warner wasn't happy. He was supposed to be back in his clubhouse for the weekly party held by the club. He was supposed to be drunk, with the clubwhores begging for his c***. Instead, he was serving alcohol to a bunch of drunken adults, some behaving like children. That is until he spots the beautiful redhead dancing with her friends. What will happen when the two meet?Will Axel be able to protect Bella?Will he be able to protect her from herself?

After a night of drugged setup and betrayal seven years ago, Willow Sinclair was disowned by her family, leaving her to raise her son, Ace, in secret. Now, her seven-year-old son who's a hidden computer genius, takes matters into his own hands by hacking the global empire of billionaire Silas Mercer. When Silas tracks down the hacker, he finds a child who looks exactly like him, demanding a DNA test. As Silas discovers that Willow is the woman he has been searching for all these years, he must prove he is more than just a cold CEO to win back the family he never knew he had.

“So, you just use me for your safety and leave when you want?” His voice was dangerously low, making everyone shiver. Everyone but Lucia. She looked him square in the eyes, no hint of fear in her clear hazel gaze. “Mr. Sinclair, from the bottom of my heart, I’m truly grateful for your help and for being there for me—but I have nothing to offer you.” Adrian chuckled to himself, hands in his pockets. Lucia was back. The fire in her eyes said it all.... Lucia Gregory has never known an easy life. As an orphan shuffled between foster homes, she learned early on that the only person she could truly rely on was herself. Now in her final year of college, she juggles her demanding studies with long, exhausting shifts at a high-end bar tucked away in the city’s elite district. The job pays the bills, but it also serves as a front-row seat to the world of the wealthy—a world she has no desire to be a part of. Adrian Sinclair. Young, devastatingly handsome, and impossibly rich, he is the heir to Sinclair Enterprises, a global conglomerate built on power and prestige. But despite having everything at his fingertips, Adrian's life is anything but simple. Lacking basic family warmth as a child,he was taught that everything he wanted could be bought with money but when he comes in contact with Lucia,she changes the whole narrative. He feels sudden attraction to her and tries everything to get her,mere fascinating blossoming to something deeper. Will this encounter lead to a simple love story? Will they be able to stand strong when Lucia's past comes knocking and it is discovered that Adrian's family has a hand in it?

The mission was simple: Protect her. The reality was dangerous: He loved her. ​Evander Sinclair is a man of steel and silence, an elite operative who never breaks protocol. But when he is assigned to guard Elena Montgomery, the lines of his duty begin to blur. She is a princess in a gilded cage, and he is the only one who sees her true soul. ​To give her the freedom she craves, Evander does the unthinkable—he takes her off the grid. But in the shadows of their brief disappearance, secrets from their past begin to surface. Between a ruthless ex-husband and a hidden truth that could shatter their worlds, Evander must decide: ​Is he her protector, or her downfall?

Aurora Sinclair dies betrayed, robbed, and erased by the very people she loves most. But when she opens her eyes again, she is twenty-one, alive, and armed with everything she knows. This time, she isn't the victim. She is the threat. Enter Sebastian Reed. Cold. Ruthless. Untouchable. The last man she expects to need and the only one she can't outrun. What starts as convenience slowly becomes obsession, and obsession becomes dangerous for them both. Because someone already knows she comes back. Someone is three steps ahead. And the closer Aurora gets to the truth, the more she realizes dying once is the least of her problems.

In a world where power and passion collide, Thane Kago, a ruthless wolf shifter, invades Harper Rae's territory, overthrowing her father as the alpha wolf. Thane's insatiable thirst for power and his desire for the beautiful Harper Rae drive him to commit unspeakable acts, mutilating her parents and destroying her childhood home. But Harper's spirit is unbreakable, and she proves to be a formidable opponent. Gabriel Mason, the charming son of the Alpha of the Harmony Moon Pack, falls deeply in love with Harper. As her eighteenth birthday approaches and her wolf awakens, Thane's obsession with Harper intensifies. Harper faces an impossible choice: allow Gabriel to risk his life to help her or fight this battle alone. Join Harper and Gabriel in a thrilling tale where folklore becomes reality, powers awaken, and a new race is born. The First Lycan’s Legacy, comprising three captivating Fantasy shifter romance novels, promises unique storylines and unforgettable characters. Start with book one to fully immerse yourself in this enchanting world. Stay tuned for more adventures in the upcoming novel.

​“If I touch you tonight, don't mistake it for anything else, it’s because I’m a hot-blooded man taking exactly what he wants. I will burn you so hard I'll ruin you for any other man.” His deep, gravelly voice dropped into a rough growl that sent a shiver straight down my spine. ***** ​Raya Sinclair wakes up in her old bedroom, gasping for air and clutching a throat that should be full of blood. ​Just moments ago, she was trapped in a mangled car, listening to her sister and her fiancé plan her murder over speakerphone while her adoptive mother used her dying hands to ink a fingerprint onto a fraud confession. She gave all her life to the Sinclair dynasty, only to be butchered like an outsider. ​Except… death didn't take. Raya has just been reborn fourteen months into the past. ​They think she is still the naive, blind shield they can use to protect their dirty corporate secrets. They have no idea she remembers every single detail of her murder or that she is about to strip them of everything they love. ​But to watch the Sinclairs burn, Raya needs a monster on her side. ​Xavier Locke. He is the city's most ruthless, untouchable billionaire, a dangerous predator with a jawline that could kill, and the only man her family genuinely fears. With revenge in mind, Raya goes to the dominant CEO. ​Raya thinks she can handle a temporary arrangement to bleed her family dry. ​Except Xavier isn't playing savior. He’s the devil himself, he’s completely obsessed, and he's determined to make her his in every single way.