23 of the best fantasy book series for adults

“You seem to have forgotten that you’re not marrying a commoner, Alina. You’re marrying the prince of all vampires, so look alive and get me some coffee.” Alina Deluca lives a normal life up in the Californian north. At least that’s what she makes the world believe. Locked within her hypnotising emerald eyes are horrors she could never speak of, even if it killed her. Erick Stayton, the vampire prince, is her nightmare. To her, he was no more than a cold, savage predator that lusted for her blood and took away everything she had during that one traumatising night four years ago. Problem is, she is bound to be his bride. Mustering her every strength to set things right in her awry life, she gets embroiled in an ages-old feud and a struggle for power of mind-boggling proportions. Strangely enough, she finds herself connecting with Erick in ways she never knew she could. Suddenly, everything is not what it seems. Is Erick the heartless monster Alina makes him out to be? Will a vampire law made eons ago be the undoing of the whole vampire race? Will heat-ed passion bloom in these bloodiest of times? Sink your fangs into an exhilarating journey to the supernatural world with Anna Kendra’s The Vampire’s Bride. Packed with plot twists in every turn, this book will surely leave you reeling for more.

This is book 2 in the Royal Wolf Of Zidiah series. This book can be read as part of the series or as a standalone. Sara believed she was human until one night five months ago when she transformed into a wolf. Sara kept the secret from her adoptive parents until one night, she shifted in front of them. After being thrown out of the family home, with no friends and nowhere to go, in Sara's mind there is only one option, to end it all. Leander is a powerful Romerian Alpha Prince, with abilities some would shy away from. Having known Sara was his mate for the past five months, he's yet to retrieve the girl. With all that went on with his sister Lilly, Leander had no choice but to stay away. However, Leander isn't about to let his mate get away from him. With secrets unfolding, will Sara be able to cope with this new life as a shifter? Will life with an Alpha Prince be all it's cracked up to be?

The Alpha's Girl will now contain Book 1 and Book 2, The Warrior's Woman.As a little girl, Olivia was convinced that supernatural creatures were real. After all, she had met a werewolf in her own backyard. Unfortunately, no one believed her. She lost all of her friends at school for being the weird girl, and her parents were convinced that she was insane. A decade of research and searching went by until she finally found him again. Her mate. The Alpha. When her family hears that she is talking about the existence of supernatural creatures again, they decide that enough is enough. Since going to doctors and therapists didn't work, they decided to send her away to the only place that could help her, and protect their other daughter from Olivia's instability and hallucinations. An asylum. Alpha Gabriel is livid and wants his mate back. When he finds out the love of his life was taken away, he prepares his army to do anything that it would take to get her back. Little does he know that the enemy to his kind runs the facility, feeding off of the patients and keeping them locked up for eternity.

Nakipaghiwalay si Oliver Kim sa girlfriend niyang si Serenity Oh. Sa uri ng trabahong meron siya, natatakot siyang malagay lang sa kapahamakan ang buhay nito. Pero nang muli silang magkita, pareho lang pala ang mundong itinadhana sa kanilang dalawa.

“Nothing could stop me, no one could, Kamilah, and I know that you know that. But unless you say no, then I’ll quit right here and there.” He said, his dark brown eyes melting my own. I avoided his heavy gaze, "Just leave, Magnus." He gritted his teeth, gold hues circling around his eyes, “No, let’s fight together. Me and you. Having you by my side gives me peace, Kamilah.” **** It’s a taboo to have a female alpha, but what more when the alpha queen gets together with the unwanted hybrid? Chaos. Kamilah Ziraili was born as an omega, and been obsessed with the son of the Alpha, Darian. But when the most feared Alpha Magnus, suddenly took an interest to her, things took a turn. Kamilah broke the werewolf rules, gaining her own power an making her the target for enemies for disrupting the balance. Finding out that her mate is Alpha Magnus himself, and what more, a hybrid, who offers to help her, chaos erupted in the world, along with her heart. And with her past love coming back into life, she’s forced what to choose. Her past, identity, or her own pack? “You can’t lead, you’re a female who can’t have her own pack.” He said, and I gave him a smirk. “No one loves a female who could lead. They want someone who would be willing to submit and don't expect me to do that. I won’t kneel down before any man no matter what." Book 1 of Destined Series (can be read as standalone)

Book 1 In a realm set in the future, where the human race has fallen and shifters now rule, comes the epic adventure and tale of The Delta’s Daughter. Epic Shifter Fantasy, Adventure & Romance All Lamia ever wanted was to serve her prince, Become the Delta to the New Moon Kingdom, Find her mate and live happily ever after. But the fates had other ideas. Love, tragedy, and betrayal follow Lamia as she discovers her family’s heritage. With the mark of a royal, an unbreakable bond with the prince, and a wolf from the king’s past, wanting to claim Lamia for himself: Follow this epic tale of the Delta’s Daughter as she grows into the strongest shifter in the realm and faces challenges, war, heartache, and love. It’s all sweet and innocent… until it isn’t. A dark and dangerous adventure awaits you. **For a mature audience. Contains a trigger chapter. Explicit language, and scenes of a sexual nature. Adult themes, sex, violence.** The first book in an eight-book series. Step into the shifter realm where each story focuses on a different character but builds into one bigger story.

Ten years ago, Mara's older brother disappeared just outside of their home town. With no clues, everyone believed that he'd just run off. But Mara knew better. She vowed to continue the search. Despite being called crazy, she believed the local legend about a portal to another world. The Old Oak Archway. Now, after all these years, Mara has found a way through.What she didn't expect was to find on the other side was her brother living happily with the Golden Draygons.Suddenly, Mara is claimed by the King and the portal is closed. She is stuck on a planet filled with dragons and thrust into a struggle for power everywhere she turns.But, Tohr is determined to win her hand and her heart to keep her with him. Mara quickly learns that when a Draygon makes up his mind, he will stop at nothing to make it happen..*Adults Only* *Explicit Scenes* *Extreme Violence* *Hot Dragon Shifters*The Book of Mara is created by Leann Lane, an eGlobal Creative Publishing Signed Author.”

Is she luring him to destruction or his lighthouse in the storm? She's hiding... Abigail Evans spent a lifetime outrunning her turbulent past. Her ordered existence keeps her hidden, knowing interference could ruin her plans for retribution. However, nothing can stop the dark winds of the past, from sweeping through her future. He's hunting... Mobile Intelligence Team Leader Erik (Max) Andersen is searching for a suicide bomber, and Abigail Evans is his prime target. He'll do whatever it takes to win her trust. 
But Max knows that the truth is rarely straightforward. Soon, it becomes clear that Abigail is hiding a barrage of secrets. Secrets that lead to a powerful enemy, who’ll do anything to see her dead. As a Tier One Operator, Max’s skills are put to the test as he races across Southern Africa to save everything he cherishes most.

After seeing her own father murdered by a cultist sect inside her own home, Lariel teams up with her newest colleague and savior, the wizard Eric, to get revenge. However, things are worse than she thinks: these men want to revive the ancient Empress of Hell, and unless they do something, they may succeed.

Gisella Molinero was forced and framed to marry a blind Italian business tycoon because of her family. Reluctant to accept the marriage at first, she kept a distance from her nominal husband. But his love and respect slowly unsealed her heart... The Caruso Series Book 1: Falling for The Blind Billionaire Book 2: The Billionaire Ex-Lover's Revenge