Underworld Fanfiction Crossover

After Olivia lost all that she has from the ill-willed people around her, she felt betrayed and lost her faith in everything. She wanted revenge, so she prayed to the gods of the underworld to help her using an incantation she found in the attic of her childhood home. But what she got is not what she asked for. Instead of getting the revenge she wanted, what came to her is a devilishly handsome man named Azazel, who claims to be a Demon Prince. The man promised that he will help her with the vengeance she wanted to happen, but in return, she has to bear him a child. Desperate, vengeful, and filled with anguish, Olivia agrees to the deal, sealing her destiny as the demon’s mate.

Daisy Moore, a chief female intelligence officer, despised by even the gangs of the underworld was sent on a special mission that led her directly into the arms of the mafia king himself. Nicklaus Wesley, the most affluent business tycoon, the youngest CEO dominating the industry and… the most vicious monster there is. With the presence of a king and the aura of the devil himself, the entire world dreaded the mere mention of his name. But, what will happen when a certain girl stumbles into his life hoping to expose his deeds? And what if she was just as capable as he was? Will he be drawn to the skilled beauty? Or would he rather annihilate her? When her true identity is finally revealed, will they be able to find love as sworn enemies? Or are they destined to be nothing more than secret admirers?

“Marry me Giselle.” He breathes into my neck. “I can't, you belong to another Romero.” I whisper. Giselle Gilmore, a girl whose past has been turned upside down in a life of crime and violence gets involved with Romero De La Rosa, the most feared and powerful Mafia Lord and becomes too attached to his daughter Lauryn De La Rosa. When she gets a chance to reunite with the family, a long time family alliance made with another Mafia family engaging Romero De La Rosa to another woman in marriage appears and any bridge of the arrangement will lead to the biggest war ever witnessed in the underworld. Will Romero De La Rosa bend backwards to the underworld rule or will he fight for his love.

Mason Smith, the self acclaimed king of the underworld simply got so much in his hands when he decided to attack Annie. He tried so many ways to get to her, but seemed to be getting nowhere near her. So he decided to employ assassins with magic, to do the job. When Aiden Kurt, an assassin, meets Annie Charlie, a woman he was contracted to eliminate, he did not just find out a secret that Annie had kept safe from the world. He also found out that somehow, he had fallen madly in love with her, but Annie would prove to be a very hard nut to crack. What lengths will Aiden go, to claim his addiction? Let's find out.

Growing up, Guinevere had no parents. She suffers from her aunt’s mistreatment. However, everything will change when she turns 18. A beautiful stranger appears in front of her door and says he is taking her. She knew she should run as far as she could but the man tells her that he owns her. Being sold to someone you don't know is one thing. Realizing that the one who bought her is not human is another. Because he is a devil. A beautiful temptation. Will she be able to run from this mad arrangement? Or will she be trapped in a dangerous game with him? In the underworld, watch how Guinevere discovers the truth about herself and succumbs to the slavery of a different kind.

"I object to this marriage!" These words shattered Kaitlyn Peterson and threw her into an abyss that she couldn't escape from. To save her late father's reputation and business, Kaitlyn grants her stepmother her greatest heart desire to leave the man she loves for the ruthless Mafia Lord. Pledged to be his bride for 365 days, Kaitlyn seeks revenge on everyone who tore her apart from the man she is destined to spend the rest of her life with, and that includes her stepmother, stepsister, and of course, the Mafia Lord. But the question is; Will she survive him for 365 days? Will she be able to tame the ruthless king of the underworld? Can she destroy him and go back to the man she loves?

Israel is the youngest billionaire and mafia boss. He rules the underworld organization with his title 'The Little Mafia Boss'. After his parents died at a young age, he was forced to replace his father's role as a CEO and a leader as young as 18 year-old. He was a good kid, Israel. But he never thought that by the time he turned 18, feeling miserable and hopeless after his mother's death, his 18-year-old experience was beyond his expectation. At 18, he became an official orphan, he had his first experience of getting wasted by alcohol and drugs, and he even had his first one night stand with a part timer, Amelia. What will happen if five years later, they meet again?

Elena; No one who dared to mess with him lived to tell the tale. Angelo Fabian. Lord of the Underworld and the most dangerous Mafia Lord in the country. But somehow my father did. What's worse when I was offered to him as his plaything, his sexual toy, an experiment to fulfill all his sexual urges. I never knew my life could turn out to be more than the shit show it already was Angelo: In my world, traitors and snitches are a deadly sin. Unforgivable except through death. Until I met her, she was a perfect collateral for my stolen money and I plan to keep her, especially because she was proof that I can still perform and get aroused as a man.

Ever imagined a werewolf story with a little bit of danger? Just kidding—try a mafia bloodline soaked in violence, betrayal, and forbidden lust. The Evers don’t get fated mates. The Moon Goddess cursed their kind long ago. No bonds. No soul ties. Just power-hungry wolves who rule the underworld and marry for strategy—not love. Rivera fell in love with one brother but when a scandal scatters, the deal shifts. Now, she’s handed off to the older brother, Alpha, Don, Zayen Morozov. Cold. Dangerous. Merciless. She was never supposed to be his. But he’ll be damned if he lets her go. Story of Zayen Morozov and Rivera Dacian. Where the bad guys aren’t truly bad but aren’t good either.

A business Mogul lost his wife to a deadly disease, leaving him alone in care of their nine months old baby. Being a busy businesses man who works both in the real and underworld, he needs help in taking care of his daughter. Hence he embarked on a quest to get a suitable nanny for his daughter by conducting an interview. The Nanny turned out to be not what he was expecting, but absolutely more than what he expected. Lust creeps in, so is the danger that came up once buried secrets resurfaced to the earth. It turns out they are both King and Princess of separate underworlds, enemies in particular. What happens when the most powerful and feared Mafia lord comes back to claim what belongs to him.