Long before the term cuckold was a common word thrown around in the media, Dr. Ley explored the history and science of cuckolding. This groundbreaking work explores why and how some men not only allow, but encourage, their wives to pursue sexual relationships with other men.

When literature student Anastasia Steele goes to interview young entrepreneur Christian Grey, she encounters a man who is beautiful, brilliant, and intimidating. The unworldly, innocent Ana is startled to realize she wants this man and, despite his enigmatic reserve, finds she is desperate to get close to him. Unable to resist Ana’s quiet beauty, wit, and independent spirit, Grey admits he wants her, too—but on his own terms.

From New York Times best-selling author Kendall Ryan comes Forbidden Desires: The Complete Series, containing every title in the sexy and intense best-selling series. This box set includes four best-selling novels: Dirty Little Secret, Dirty Little Promise, Torrid Little Affair, and Tempting Little Tease.

Life is smooth sailing until these new roomies find themselves stuck between a rock and a very hard place. Because lusting after the one person you shouldn't ever mess around with - your new roommate - is like cardinal rule number one. Get ready for four complete friends-to-lovers rom-com standalones: The Room Mate, The Play Mate, The House Mate, and The Soul Mate.

I wasn't in the market for a man. I definitely wasn't looking for a man like Clay Nichols, with a dirty mind and a mouth to match. But then he walked into my life one night, and he was everything I wanted. He's also exactly what I can't have. Because there's a price tag on my head. I'm a wanted woman, and I owe debts that were never mine. The dangerous men I owe have threatened to hurt anyone in my life if I don't pay up. So I work off my debts by playing cards in an underground poker ring. One so risky I shouldn't get involved with a soul.

I almost didn't believe it was him. In high school, Sebastian Pryce had been an aloof outsider who kept to himself. But now, 10 years later, he's back and unusually attractive. With muscles in all the right places and hands that know exactly what they're doing, Sebastian is everything I didn't know I needed. And while he isn't exactly friendly, he has a magnetism that draws me in.

British bad boy Sterling Quinn needs a wife. After his great-grandfather, the former prince something or another, passes and leaves him millions, he's shocked to discover the massive inheritance has a clause - he needs to clean up his image and be married in order to receive his millions. When word gets out that this hottie has royal blood running through his veins, and is on the prowl for Mrs. Right, crazy ex-girlfriends, school-yard crushes, and thousands of other hopeful women flock to his doorstep. What he needs is a manager.

He’s my most delicious secret. The hot Suit I had a one-night stand with one evening. I didn’t know anything about him, not even his name. Only that we shared a taxi, and he was staying at the hotel where I worked. We met in room 301. Where he commanded not only my body but my soul. The next day he was gone and I only had a memory of him. I could still taste his kisses, feel his demanding touch. I searched for him for months. Daydreaming about him. Wondering if I’d ever find him.

When introverted doctor Ben Hardy's high-maintenance girlfriend wants to introduce a little more kink into their love life, he doesn't expect it to come in the form of the hunky new EMT who just moved to Blackwood. Ben's not gay, but damn! He can definitely see why all the women turn to mush when he's around: tall, blue eyes, body of an underwear model. The prospect of being naked in the same room with him is horrifying. So why the hell is he considering it?

I'm a rescuer. It's in my DNA. Stray dogs. Stray women... But this one doesn't need rescuing. She needs something real, but I never keep the ones I rescue. I could let her go...but I can't watch her walk away. I'm an ex-Navy SEAL, and I never give up on a mission.

I thought I was trying out to be the Zoric's newest model, but Luka was auditioning wives. The last time I saw Luka Zoric, he left me stranded in his bed. This time, I'm the one holding the cards.

Attorney Liz Ramsey thought she had everything - a devoted partner, a challenging job, and plans for a family in the making. Unfortunately her life takes a turn, and she ends up alone and in the kind of trouble she never dreamed of. Then she bumps into - literally - young surgeon Reilly Danvers, and life gets even more complicated.

Ryan has money. Not just real-life rich but fairy-tale money that can change my life. He offers me $50,000 to be his companion. I don’t know exactly what’s going to be involved, but I’m a stripper, so I think I have a pretty good idea. When I get to his home, nothing is as I expect. He doesn’t touch me. Not straight away. He treats me like I’m his girlfriend.

Brooklyn James should know better. Born into Hollywood royalty, the brooding prince has a reputation as being a player. A manwhore. A womanizer. Adoring fans are his thing. His best friend's little sister is not. Even thinking about her the way he is isn't cool. Not cool at all. And yet every time she pouts those sexy lips at him, she turns him inside out. Makes him harder than he's ever been. Drives him to the brink of insanity.

Three years into a marriage of convenience, Molly's high-powered CEO husband wants to add a new term to their marriage agreement. Sex - without any messy emotional entanglements. But weekly sex with Luke, despite their carefully negotiated terms, is likely to get messy eventually.

Four years after escaping her abusive ex-husband, Kim finally believes she's in control of her life and her emotions and she's determined to never risk either again with a man. She has a great home, a job as a security specialist which she loves, and Jake for a best friend. But things are a tad lonely in the sex department, so she decides to embark on a no-strings-affair with one of her hot co-workers. And who better to help her remember how to lure a man than her best friend?

Waitress Marjorie Ivarsson is the picture of naiveté. Raised by her grandmother, she'd rather go to bingo than go dancing. But when she's asked to be a bridesmaid in her friend Bronte's destination wedding, she finds herself venturing into new and exciting territory. The wedding is set on the billionaire groom's private island, and Marjorie is fascinated by all the new people she meets. Most fascinating of all is the man she saves from almost drowning in the blue waters of the island lagoon.

I'm a rescuer. It's in my DNA. Stray dogs. Stray women... But this one doesn't need rescuing. She needs something real, but I never keep the ones I rescue. I could let her go...but I can't watch her walk away. I'm an ex-Navy SEAL, and I never give up on a mission.

Everyone I know is married. It doesn't bother me. I like my life the way it is. But since I'm single, when my best friend and her husband finally decide to go on their dream honeymoon, she asks me to watch their three-year-old son, Max. Of course, I say yes. But what my best friend neglects to tell me is that I won't be babysitting alone. Thinking that Max might be too much for me to handle, her husband asks his only single friend, Nick, to help. Nick Carrington and I have met a couple of dozen times. I've never really given him a second thought.

With his tight muscles and vibrant ink, certified bachelor Reece Walker is the kind of man who’s used to having any woman he craves in his bed - except Jenna Montgomery. She’s been his best friend for years, and that’s a line he just can’t cross. Until a wild, stolen kiss changes everything. Now anything goes, and Reece is determined to use every wicked skill in his sensual repertoire to claim Jenna as his friend, his lover, his everything.

Fresh off a divorce from a Hollywood hotshot, Madison Atwood needs an escape. With the paparazzi fresh on her heels and her love life splashed on every tabloid, she runs away to a swanky retreat in Northern California. Avalon Springs is the mountainside haven she needs to find herself again. Luke Dawson lives off the grid, preferring solitude to society. When he finds a beautiful woman soaking in the hot springs on his property, he can't stop himself from watching her. She captures his attention, but she's just a city girl - a beautiful distraction disturbing the peace.

Brooklyn James should know better. Born into Hollywood royalty, the brooding prince has a reputation as being a player. A manwhore. A womanizer. Adoring fans are his thing. His best friend's little sister is not. Even thinking about her the way he is isn't cool. Not cool at all. And yet every time she pouts those sexy lips at him, she turns him inside out. Makes him harder than he's ever been. Drives him to the brink of insanity.

The rules of Society X are simple...break them and you're out. The Dark Room is the only place you can live out your fantasies and no one will ever know it's you. For Parker, what started out as a business transaction has turned into an addiction. For Mia, it's been a chance to discover who she truly is. What happens in the dark will have you begging for more...

Charlotte and Nathan were supposed to be forever. They grew up together. Their families were intertwined. Charlotte was Nathan's first love. Nathan was Charlotte's first everything. Until they weren't. How do you hold on to the person you know in your heart you are supposed to be with when everything and everyone in the universe is telling you it's over? How many times does a heart break? When is enough enough? How long is forever?

The last place widowed single mother Tamara Briggs wanted to find a man was at the racetrack. Been there, done that. But rookie driver Elec Monroe sure does get her heart racing.