Best Polyamory Romance Books

Ten doors. Ten monsters. Ten sessions of interactive data collection.

With a PhD from MIT and crushing student loans, Cat Woods accepts a suspiciously well-paid job "collecting samples" from creatures in an underground lab focused on STEM (Sex, Tech, Experiments, and Monsters).

Cat should be terrified… so why does she keep wanting to open the next door?

TW: nonstandard penetration, fluids (various), cumulative data, butt crawling, bodymorpherotica, impossibly large peens

Nikolai. Braxton. Derik. Three alphas who have pledged to protect the humans in their territory. All they ask in return is one night with the virgins of the villages, one night to take them under the blood moon and complete the ritual. This year is Lorelai’s turn. A winter born, cursed—or blessed—with powers rarely seen, Lorelai has been shunned by the other villagers her whole life. Once she’s taken to the wolves’ mansion, she takes matters into her own hands. After all, what if one night just isn’t enough?

Age Rating: 18+

Kassia's life takes a dramatic turn when she meets her new stepbrother, Grayson. Instantly captivated by his commanding presence, she finds herself navigating an uncharted sea of emotions. A chance encounter transforms their dynamic, leaving Kassia at the mercy of a growing attraction that defies all rules. Torn between what she feels and what she knows is forbidden, Kassia must decide if she’s ready to cross the line—or risk losing everything.

As if starting a new school isn't hard enough, Catalina finds herself at an academy for supernaturals. She's not sure that she belongs, but that's before she finds her mates - the dragon Mateo, the lycan Lucien, the fae Nick, and...How can one woman have so many mates? What kind of supernatural is Catalina?

Age Rating: 18+

Lief, Torsten, and Erik have been searching for their beloved queen for centuries after an evil sorcerer cursed them to live without her. They've almost given up hope...until one day, on an archaeological dig site in Norway, a girl with hair as white as snow appears, inspiring fresh hope for an end to their search. Runa Liv grew up listening to her Grandma's stories of three kings and their beloved queen, desperate to learn their true ending. She doesn't know what she's getting herself into when three handsome giants seduce her, but soon it seems the ending to the stories of her childhood might be entirely hers to write. With three fine Viking kings falling at her feet, the fight of a lifetime seems too tempting to resist.

Age Rating: 18+

After months of trying to make a baby, Terry and Donald are stuck in a rut. They head out for a wild weekend away with Peter and Kristal…only to find that their friends are a lot wilder than they’d bargained for.

Attractions sizzle. Jealousies simmer. Can the two couples make it through the weekend with their relationships—and their libidos—intact?

Della, a blue-haired outcast, discovers she’s not the monster her parents claimed—she’s something much darker. After being attacked, she learns she’s a demon and is taken to Solomon Academy to harness her mysterious powers and control her growing hunger. But Della isn't just any demon; no one knows what she truly is. As she navigates a world filled with dangerous secrets and deadly enemies, she must figure out who she is—with the help of some intriguing allies and the threat of others who might want her dead.

11 YEARS AGO

It was still dark when Dad came to my bedchamber. The sun was still asleep, along with all of the birds. He was going on an adventure, he said, and he thought I’d like to come.

Of course I did.

I jumped from my bed. I put on my sheepskin coat. It was summer, but the mornings were still cool...

Summer is a headstrong and fiercely independent princess in a world run by men and dominated by dragons. Suddenly she finds herself in the clutches of domineering and tantalizing Twin Dragon Lords. Can she save herself and her kingdom, or will she fall for their darkly seductive charm?

Age Rating: 18+

I had money, power, and this entire town in my hand, and yet I still wanted something more. I did not know what it was, but things I used to enjoy, like fucking, were starting to leave a bitter taste in my mouth and I did not like it.

Tayla gets caught up in a risky world with the mysterious Raffiel Brothers and Walker, a man who can't forget her after a party. Torn between Walker and his close ally Hayden, she steps into a dangerous love triangle. Will she find love or trouble?

Age Rating: 18+

They used to make her life miserable—every taunt, every smirk, every stolen moment meant to break her down. But growing up didn’t erase the magnetic pull she’s always felt toward the Drake twins. Now, seven years later, they’re back in her world—older, darker, and twice as tempting. Their arrogance is still there, but so is something new flickering behind those wicked eyes. Desire. Challenge. A dangerous game she swore she’d never play again. She tells herself she should walk away, but the truth is she’s never been good at resisting them—or the delicious kind of chaos they bring.

No one is safe from the Blood Moon. Leila, the Alpha-daughter of a rare Alpha line, learns this the hard way when she goes into heat while on the run from a crazed Alpha. When she tries to seek refuge in the forest, she meets not one but five rogue brothers. Spellbound under the affects of the Blood Moon, Leila's ravished and marked by each brother and finds herself pregnant shortly after. Will she start fresh with her five mates or will her past—and theirs—come by to haunt them?

Age Rating: 18+

Zyon has been living on the streets since his parents abandoned him when he was five. Now at age twenty, he’s resigned himself to a life of solitude and living in his alleyway. But little does he know, his best friend Seàn is trying to save up enough money to provide for the both of them. And if that’s not enough, neither of them know about the mysterious Axel, who’s keeping a close eye on both of them.

Age Rating: 18+

Winner of a Galatea Reader's Choice Award 2021

Madison’s post-college life was supposed to be simple—until she walked in on her boyfriend cheating and found herself caught between not one, but two insanely attractive twins

Can she navigate the complexities of falling for both brothers while dealing with secrets that could tear their family apart?

Three. The Perfect Number is a steamy, emotionally charged romance that explores the thrill—and challenges—of loving more than one person. Get ready for a love triangle like you’ve never seen before!

Mafia brothers Max and Dimitri have no problems taking what they want. When good girl Kyle is forced into a life she never wanted to be part of, she finds herself questioning everything she knows about life, love, and the mob.

Age Rating: 18+ (Content Warning: Rape & Violence)

Jane is forty-six years old and a divorced mum of two. Alex, her nineteen-year-old son, is home from university for the weekend, and he and his four best friends arrive home to find his mother sunbathing in the garden.

Jane has always had a great relationship with the four friends, and as they turned into young men they had started to tease and flirt with her, each one trying to embarrass her with some innuendo, or risque comment. That weekend seemed like it would be no different - but she was wrong, it would be so different, and things would never be the same again.