my multisystem in isekai

Razel, is a reincarnated youth. In his previous life he was a lonely boy who spent his days playing video games. Then one day tragedy came into his life. It all ended for him, was what he thought, until he opened his eyes; to find a fantasy world, where science and magic go hand in hand. That could have been a joy, but that happiness was nipped in the bud, because he reincarnated as the eldest son of a poor family of barons without territory, and, above all, he is uglier than in his previous life. His tragic new life doesn't end there, as he woke up in the last video game he played. An otome game. But not just any otome game, it is one with an RPG theme so it is made up of strong and dangerous enemies. He will have to live his new life as a background character and help from the shadows to the capture objectives and the protagonist to avoid the end of the world and especially, the cruel villainess.

SYNOPSIS " Mr. Giovanni Smith? " They called and Giovanni’s brows twitched into a frown. He raised his hand up for identification and two cops walked to him with a handcuffs. " You are under arrest for drug trafficking, money laundering, embezzlement and abuse of authority. You have the right to remain silent or whatever you say or do will be used against you in the court of law. " Giovanni went dumbstruck immediately as he was cuffed, not understanding a thing that’s going on. **** Thinking he’s got the luckiest life on Earth, his wife betrayed him brutally, leading him to a great misfortune. Just like he has never imagined, he was announced as the heir of THE GOLDEN. Gaining his power, he vowed to make the people responsible for his misfortune to face his wrath in triple fold of what they’ve done to him.

In the midst of pouring rain, Leon Carter sits alone, drowning in despair over his crumbling life. Once madly in love with Sophia Winters, the girl who vowed to marry him or no one else, he now faces her icy indifference, her parents' disdain, and a marriage reduced to ashes. When a strange message flashes on his phone—"Do you want to change your fate? Y/N"—Leon hesitates, dismissing it as a hallucination. But something compels him to press “Y,” unlocking a mysterious “Life Advancement System.” His first task seems trivial—run two miles—but the reward, a flood of financial knowledge, feels too real to ignore. Returning to the mansion he shares with Sophia’s family, he’s confronted with divorce papers and an offer to leave with a settlement. To their shock, Leon rejects it all, walking away with nothing but quiet defiance. As he steps into the rain, his phone buzzes again: “Congratulations. Task complete. Reward: A mansion unlocked".

She awakens in a Cthulhu world with hazy recollections. Danger lurks and stalks her from the beginning. The steam era of the nineteenth century greeted her at the gates of hell.

Blake hid his identity, even when forced to divorce his wife. Even so, he always secretly helped his wife. Sometimes, Amora, his wife, is surprised by Blake's abilities. However, Blake must show that he comes from a great family because Amora's life is threatened. He will not let those who do that go free. Those who laugh are preparing for their destruction.

Betrayed by his unfaithful wife, Walton left his former life behind, seeking revenge. Homeless and adrift, a chance encountered with the world's richest man led to an unexpected marriage proposal. Marrying the man's granddaughter, Walton's life was transformed as he became a billionaire. Now, armed with wealth and power, he set out to settle the score with those who wronged him.

Zaiden Rivers, a 19 years old inhabitant of Duskville has to find his mate before the blood moon arrives. Failure of his mission will only result in his death before he could go back to human world. What he doesn't know is, which succubus of the realm is his mate? There's probably only one way to find out; dual cultivate with every single existing woman. But things go wrong when his demonic blood activates the bloodlust, and his first sex partner dies. Later on, a female vampire named Hula appears in his bedroom claiming to be his blood bonded wife. Feed on the different vampire blood groups to swap powers. Warning: Do not drink human blood, strength level will fluctuate. [No rape, yuri, yaoi, or sharing wives]

Alan Greyson was taunted by his in-laws and used as a show of shame for other wealthy people to laugh at. His wife was his only consolation but it didn't last long. She pressured Alan into a divorce agreement when he was looking battered on the hospital bed. Life offered him a chance at redemption when he received a call. One call turned out to be the moment his life changed for the better. He put his ex-in-laws to their feet but being the leader of a consortium, how far would he truly go to defeat his enemies? Could the vibrancy remain even after he found out the secret his father had been hiding for years?

"Making girls fall for me like this... who the hell would want that?!" - Tenko Sawaru Inspired by the Parallel Paradise manga series by Lynn Okamoto.

General Gray Lance has to sacrifice his sight to give his beloved country peace, but the government and the military turns against him, and his beautiful wife decides that she doesn't love him anymore and wants to get a divorce. Little do they know that the sly General is more powerful than they can ever imagine and how quickly he can turn their perfect lives upside down! Will he make the military, the government, and his ungrateful ex wife pay for their sins against him?