Underworld Fanfiction Crossover

Cassie Reed never imagined that a routine day at college would end with her being kidnapped by a ruthless mafia boss. She’s thrown into a dangerous world she doesn’t understand—one ruled by Luca, a cold and powerful man who claims she holds a secret worth killing for. Forced to live as his secret roommate, Cassie is trapped in a shadowy underworld where every move could mean life or death. Luca is controlling, mysterious, and infuriatingly distant. As threats from rival families close in, Cassie must unravel the truth behind her father’s hidden past and the secret slush fund that could destroy them all. He says keeping her close is for her protection. But Cassie wonders… is she his prisoner—or his greatest weakness?

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.

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.

{ Choi Dea and Sung-ho } "Shall I compare thee to a summer’s day? Thou art more lovely and more temperate: Rough winds do shake the darling buds of May, And summer’s lease hath all too short a date: Sometime too hot the eye of heaven shines, And often is his gold complexion dimmed; And every fair from fair sometime declines...." - by William Shakespeare Choi Dea was in the possession of a position where she never truly wanted to be, just because of her father insisted. Her whole life was existing without love, she never got a chance to meet her mother. One day and within a day, her sister Joo-eun trapped her in a business downfall, she planned it all along. Why would a bastard be the CEO of the top cosmetic company, when the true heir was still alive? Joo-eun did that to her because of hatred and envy. Dea actually never thought about her birth, those feelings never occurred to her. But when she saw her company fall, her cold heart began to quiver, unable to decide between the right and wrong. Due to her close friend's suggestion, she went to meet the Mafia Boss of the underworld, to convince him to help her company regain their shares. Mafia Boss Sung-ho was literally shameless, he had a crush on Dea from the moment he saw her. He decided to help her company and cleared the people who were after her, but the exchange was......... Two people, from two different worlds, both of them didn't want to be from the beginning who they were. The exchange, could Dea be able to give her heart to the Mafia Boss? Or would she backstab Sung-ho and destroy the underworld if she listened to her conscience?

Alena Fleur has her dream job. Smart, confident, beautiful—she was everything. She was the COO of the Storm Dynamics. But only one particular problem, or more like a person, made her life hell, and that person was her rude boss, Elian Storm. Elian Storm, the CEO of the Storm Dynamics, kept a dark aura around him all the time; as if someone stabbed his heart and he could never move on. Everyone feared him, except his COO, who ended up earning a special spot in his heart despite their regular bickering. However, one unfortunate night revealed Elian’s side business to Alena. How would Alena handle herself after learning the boss she used to argue with was actually a ruthless mafia leader in the underworld?

She was a piece of Heaven he wanted to own. And he, was the flames of Hell she wanted to tame. "You must be tired." The unparalleled face softens with an indulging smile, and I nod hastily like a chick pecking at grains. My reason, wisdom, and rationality became words of a foreign tongue when the fingers tangled amongst my hair trail down to my cheekbones. The caresses like the fine strokes of a paint brush that gave colour to my skin. "But next time." His eyes of hellfire narrows, reflecting the features of a iolite-eyed mortal, and crimson lips pull back over sharp canines. "I might not be as easy to tame." ■What happens when the greek god of the Underworld becomes the 'Grumpy Patient' to a kind hearted mortal, burdened by a curse untold and a gift unrivalled.■ Slow burn Update schedule : Every 2 days ◇

"Run all you want, little wild rose… but you’ll never escape me." Nirvana’s life was supposed to be simple…until betrayal sold her to the devil himself. RAyNe St Trinity is cold, cruel, and untouchable, a man who rules the underworld with blood-stained hands and an unforgiving grip. Now, she’s his possession. A pawn in his ruthless game. She resists. He enjoys the challenge. She begs for freedom. He tightens his hold. But as the lines between obsession and desire blur, Nirvana realizes escaping RAyNe isn’t just impossible…it might be the last thing she wants. And when danger closes in, she’s forced to ask herself the one question that terrifies her most… What if the man she fears is the only one who can save her?

Hunter King, the king of the underworld, has been designed to drive any beyond seven sensations of pleasure. His body is carved to perfection. His biceps clench and flex, and his abs tighten with his every movement. He is powerful and elegant. He is drawn to danger and a determination to conquer. Raven is determined and ready to play at any 's level. She is King's rival which makes her forbidden. As the heir to the Sloane Family, she stands on the opposite of Hunter King. on a very chance encounter, Hunter's path crosses that of Raven. Immediately there are drawn, yet they do not know who the either is to each other. Hunter sets on a ruthless path to Raven his own, but he is yet to discover who she really is. Can this beauty fall for Hunter's advances? Will they be able to see past their differences and unite as ?