Demon Slayer Crossover Fanfiction Novels & Stories

Laura Legoza was born into an ancient noble family as the youngest daughter, doted on by everyone. But since her mother's departure, her most trusted fiancé, along with her sisters, had branded Laura as an illegitimate child and conspired against her in various ways. She was imprisoned in an iron cage with wild wolves, enduring mockery and humiliation. Those who were once closest to her had become the most terrible demons to torment her. She wanted revenge. Recalling an array, she had read about in an ancient book, she used her own blood to summon the demonic werewolf Ned in the dead of night. "For humans to make a deal with me, it comes at the cost of flesh and blood," he said. "What use is this flesh and blood to me if I cannot have my revenge?" she replied. Laura had nothing left to lose in her quest to drag her former enemies down into the abyss. She would sacrifice anything for retribution. But the handsome Alpha werewolf, Ned, didn't want her life or her soul. He leaned in close, looking down into her eyes. "Let me taste the pleasures of you, human, and I will grant you your wish." he whispered. Was it right or wrong to sign a blood contract with such a dangerous Alpha werewolf?

Adonis the king of death had appeared after centuries of years with only one purpose: to strengthen himself. To do this, he has to find himself an angel whose blood will save him. can a mortal save an immortal?

Alina Cole has only a few months left to live. Since childhood, she has suffered from a mysterious illness that no doctor has been able to cure. But her life takes a dark turn on her twentieth birthday when she is kidnapped. The kidnappers demand a huge ransom from her father, Mr. Cole. Desperate to save his only daughter, he borrows a large sum of money from the bank to pay them.Months later, Mr. Cole is unable to repay the debt, and the bank threatens to take everything he owns, his company, and even their home. With no other choice, he turns to the most powerful and feared man in the country, a man people call “The Devil.”The Devil agrees to help… but only on one condition.Mr. Cole must give him his only daughter.Horrified, Mr. Cole refuses. But Alina makes a shocking decision. Since she only has a few months left to live anyway, she agrees to go with the Devil.Her father knowing how dangerous the Devil is, refuse to let his daughter go live with him afraid she might not even survive it to her remaining months. But Alina plead with him to let her go with the Devil.After all, if death is already waiting for her…What difference does it make if she spends her final days with the most dangerous man alive?

From a fetus to a hybrid baby, Rikas came to life as the only half human son of the great Martian warrior Arakis, and the human white witch mother Hira. He is the one, who the prophecy points to, as the powerful savior who shall rise and defeat the faceless Brakoon demon ruling the Dystopian planet. The Brakoon must surely be smart enough to know his nemesis, though everything still turned out the way it should as no one dares to question the source of that prophecy. In addition... No one will know that the savior himself is not immune to a demon’s grip. Buried under a pile of mistaken identities, who is the demon? And... Who is the savior? ***** Fantasy-Thriller

Daisy Storm spent her entire existence as an outcast, ridiculed for being a vampire werewolf-half But nothing hurt more than when her mate, Alpha Scott, rejected her publicly, shattering any chance she had of belonging. When brutal vampire slayer Alpha Noah claims her as his second-chance mate, Daisy is conflicted in a maelstrom of emotions. She blames Noah for killing her mother and vows never to forgive him. But Noah has a secret of his own, he's loved Daisy long before destiny ever bound them together. Torn between hate and irrefutable passion, Daisy is compelled to find the truth of her previous existence while battling the temptation of the mate bond. But with her lethal enemies lurking in the shadows, she realizes the biggest threat is not the vampire-werewolf war. It's the darkness brewing inside her. Will Daisy embrace her true self, or will she let her past destroy her second chance at love?

When Sarah Monroe escapes to the quiet town of Ashwood to start over, the last thing she expects is to stumble into a world of secrets, danger, and desire that awakens something wild within her. Haunted by a tragic past and determined to stay hidden, she keeps everyone at arm’s length—until she meets Logan Pierce, the mysterious and dangerously magnetic Alpha of the Black Moon Pack. Logan is fierce, commanding, and battling his own demons, but the moment he lays eyes on Sarah, something ancient stirs. Their connection is undeniable, their chemistry explosive, and their bond... fated. But Sarah is human—or so she believes—and Logan’s world is one of claws, fangs, and deadly rivals. As Sarah is drawn deeper into the pack’s secrets, she begins to change in ways she can’t explain. Her body craves Logan’s touch, her soul aches for him, and her heart fears the truth she can no longer ignore: she isn’t just falling in love—she’s awakening to a destiny written in the stars. But with a rogue Alpha threatening everything Logan holds dear and Sarah’s mysterious past refusing to stay buried, the mating bond becomes more than passion—it becomes war. Sarah must choose between the safety of the life she once knew and the wild, dangerous love that could destroy or save them all. In a world where loyalty is life, betrayal is death, and love is fate, Sarah and Logan must fight not only for their love but for their future. Because once the bond is sealed, there’s no turning back. The alpha's Forbidden Mate is a steamy, suspenseful werewolf romance that blends fierce passion, supernatural tension, and heart-pounding twists in a story where fate always has the final say.

STOP! This is a Second Book! Please make sure you’ve read the first book, A Vampire’s Kiss Goodnight. This is also Boy Love. Silas Rosario, once shunned brother and long time embarrassment of the Rosario bloodline has stepped into the position of vampire King.He has decided to follow in the ideals his brother once inhabited. The only question remaining is will he be able to handle the pressure? Or will he relapse into his old ways and corrupt the system? This is the love story between Silas Rosario and Rei Suoh.

Ariel had no wolf, no mate but she lived a very peaceful life away from pack troubles, until her Pack was attacked and her father, the Alpha of Moonlight Pack, was gravely injured. Desperate to save him, Ariel turns to the one man every werewolf fears: Leonard Parker, Alpha of the Fire Pack. He is ruthless, unpredictable and also rumored to be something more dangerous than a werewolf. He agrees to help, but only for a price: one year as his wife! Ariel accepts, believing it’s just a contract. But to Leonard, it is far more than that. She might be the past he cannot let go of.... or even the key to it!

The CIA sent Caleb Doherty to infiltrate Devil’s Playground — Brighton Fall’s most powerful, most secretive, most untouchable establishment — with one objective. Find the killer hiding behind its gilded walls. The one they call The Devil. Get the job done, earn the mission he actually wants, and never look back. Simple enough for a man who graduated top of his class. What nobody accounted for was the green eyed boss who watches him from behind walls, who stands him up on the first day like Caleb isn’t worth his time, and who somehow finds his way into Caleb’s bedroom at night — touching him like he already owns him, calling him Princess like it isn’t a threat. Caleb has one rule. One. He does not bottom. Not for anyone. Not for any reason. Not even for the most dangerous entity in Brighton Falls who seems to have made breaking that rule his sole personal mission. Caleb needs this job. His real mission — finding the mob that took everything from him — depends on it. He can’t afford distractions. He can’t afford whatever this is. He especially can’t afford to beg. But Remy Templeton didn’t get to where he is by losing. And he wants Caleb on his knees.

24-year-old, Zackary “Zack” Hernandez has aquaphobia, or a person who has a fear of water. Determined to cure his phobia and to reunite with his childhood friends, he decided to go back to the lake house where he was born and to also figure out the truth behind his nightmares that seemed to happen in the lake house. Before going there, here are the only things they expected to happen: have a blissful reunion, have extraordinary birthday celebrations, a relaxing vacation, to meet his grandparents and sister again, and of course to go back home safe and sound. But what they did not know was they only got themselves on the serial killer's hands and now it's impossible to go back. The shocking, gripping, and wicked THRILLER story of family, betrayals, and heinous crimes. That will surely make you think of how much knowledge do you know about the history of your family.