The Undisputed Series by Renée Mo

She never meant to be noticed, but he’s been watching her all along. SierraI keep my head down, my voice low, and my walls high.I was the quiet one. The too-sensitive one. The girl who was always too much or not enough. I learned early to make myself small and disappear, but a dangerous boxer managed to see through my quiet.He listens when no one else has. He doesn’t ask me to be louder, braver, or tougher than I am... moreShe never meant to be noticed, but he’s been watching her all along. SierraI keep my head down, my voice low, and my walls high.I was the quiet one. The too-sensitive one. The girl who was always too much or not enough. I learned early to make myself small and disappear, but a dangerous boxer managed to see through my quiet.He listens when no one else has. He doesn’t ask me to be louder, braver, or tougher than I am. And when my world starts to crumble, he’s the steady ground beneath my feet, holding me together with everything he has.Falling for Connor means finding my voice, even when it terrifies me.ConnorSierra is everything I never had and everything I never imagined would be mine. She's soft, sweet, and so careful. A girl with anxious eyes and a heart too big for a world that’s been too cruel.I watch her, I protect her, and I memorize every breath she takes. The world calls me “Killer,” the heavyweight champion who never loses control. But with Sierra, losing is impossible. She’s the only softness I’ll fight for, no matter the risk.She thinks she’s invisible, but I see her. I feel her, and I’ll never let her go.Undisputed Champion features Connor Graves and Sierra Willows. This possessive dark romance contains themes of obsessive behavior and morally gray characters who will do anything for those they consider theirs. HEA guaranteed! less

EstelleI never expected to find home in a playboy's smile.I’ve spent my life surviving—quietly raising my nephew and avoiding men who destroy everything they touch. Then the Easton heir crashes into my world with his billion-dollar smile, boxer’s build, and playboy charm. I’m certain he’s nothing more than a distraction in the endless storm of my days... moreEstelleI never expected to find home in a playboy's smile.I’ve spent my life surviving—quietly raising my nephew and avoiding men who destroy everything they touch. Then the Easton heir crashes into my world with his billion-dollar smile, boxer’s build, and playboy charm. I’m certain he’s nothing more than a distraction in the endless storm of my days. He has the kind of confidence that borders on arrogance, the kind of wealth that buys silence, and a reputation for breaking hearts as easily as he wins fights.I know better than to fall for him. But the way his eyes linger on me, the way he promises protection, makes me want to trust him, even when I’ve learned never to trust anyone. When Leo’s cruel father appears, threatening everything I love, I expect to face it alone. Instead, Jax steps between me and the darkness, his cocky exterior hiding a loyalty so fierce it burns.He’s reckless, arrogant, and utterly certain of his place in the world. He wears his wealth in gold, but beneath the surface, there’s a man who will unleash hell itself to keep what’s his. And for reasons I don’t understand, that seems to be me.JaxEstelle is everything I didn’t know I needed. Sharp and guarded when it comes to protecting her own, all quiet strength and wary eyes—she's a storm I want to weather. She’s cautious, protective, and too stubborn to ask for help, qualities that only make me want her more. Estelle calls me a playboy, a distraction—but I know I’m meant to be hers.I’ve never been good at staying put or at playing by the rules. I’ve spent my life chasing thrills, fighting for fame, and collecting hearts like trophies. But with Estelle, I want to stay. I want to be the man she leans on, the man who makes her feel safe, the man who stands between her and the world.When danger comes calling, threatening the woman I love and the boy she’s fought so hard to protect, I do what I’ve always done best—fight. I’ll use every resource, every connection, every dirty trick in my arsenal to keep them safe. The boxing world knows me as Jax “Lion” Easton—the golden playboy, the untouchable heir. There’s no telling how far I’ll go for her. I'll break every rule and eliminate anyone who threatens what’s mine. Because Estelle isn’t just a challenge—she’s my endgame.Undisputed Player (Book 2) is a dark, steamy romance set in the Undisputed Series, featuring a cocky playboy with a heart of gold and the fiercely protective woman who teaches him what it means to love. This story contains 18+ themes of explicit content, possessive behavior, and morally grey characters who will do anything for those they consider theirs. less

IslaWho expects to find danger wrapped in a cropped top?My life looks picture-perfect online, but behind the filters and vintage charm is a girl with an insufferable past I’ve worked hard to forget. Then I stupidly kissed a hot stranger and ran—one covered in tattoos, wrapped in danger, with his predator-like green eyes that track my every move and make me feel like prey.He’s wild, unpredictable, and terrifyingly obsessed—and somehow, I feel seen with him... moreIslaWho expects to find danger wrapped in a cropped top?My life looks picture-perfect online, but behind the filters and vintage charm is a girl with an insufferable past I’ve worked hard to forget. Then I stupidly kissed a hot stranger and ran—one covered in tattoos, wrapped in danger, with his predator-like green eyes that track my every move and make me feel like prey.He’s wild, unpredictable, and terrifyingly obsessed—and somehow, I feel seen with him. When the past I buried resurfaces, Adrian doesn’t hesitate to hold me. He protects me with a ferocity that borders on madness, and suddenly, chaos feels like home. As I'm pulled deeper into his world of luxury, pet piranhas, and a found family of dangerous men and the women who love them, I discover that falling for Adrian means accepting all of him, including the darkness hidden within him.He’s not a hero. But he’s mine. And I’m not running anymore.AdrianWhen she kissed me in that club—all sunshine and soft curves—I knew I’d never let her run away again. Isla is everything I never thought I’d deserve; perfection wrapped in a sundress, an angel I want to possess, protect, and keep forever.I've never bothered hiding my predator-like nature or my tendency to go wild while handling things that require... cleanup. I don’t do calm. I don’t do mercy. When Isla's past threatens what's mine, there's no line I won't cross to destroy it. The boxing world knows me as "Catalyst"—the unpredictable variable. But for her, I’ll tear the world apart and stitch it back together with blood if that’s what it takes to keep her safe.Isla believes she's learning to embrace my darkness. What she doesn't realize is that she's teaching me to reach for the light.Undisputed Chaos (Book 3) is a dark, steamy romance set in the Undisputed Series, featuring an unhinged boxer with sadistic tendencies and a sunny influencer with hidden desires. This story contains 18+ themes of explicit content, possessive behavior, and morally grey characters who will do anything for those they consider theirs.T less