my multisystem in isekai

The President of The United States dies in the hands of his own men and reincarnates as one of the weakest being in another fantasy world where his life is always on the line in a body of a hated son of a sword family. "No magic, sword, or force will bring me down in this life... NOTHING!"

Adam Davis, the poor son-in-law of a wealthy family, suddenly remembers everything. He, who had experienced amnesia two years ago, rediscovers his true identity as an heir to a wealthy family. His real name is Sean William Anderson, the sole heir of the Anderson Group. Finally, he can retaliate against all the insults given by the Smith family, his wife's family, with his wealth and power. However, it is not an easy task as there is someone obstructing him from returning to the Anderson family, the very person who caused him to be cast out of the Anderson family for these past two years. Will Sean be able to reclaim his rights, or will he perish at the hands of those who hate him?

A fantasy novel where a young depressed man decides to part away from the world. Unfortunately fate played a joke and instead of death, his soul was transferred to another world. He rejoiced thinking that his family will not be burdened by him but one day a voice said "Reach the peak of the world to return back to your real world." Then an image of his family members who were in hospital was shown. Again a voice was heard "The Catastrophe will soon befall Earth. Remaining days 24. Seeing that he gritted his teeth and decided to return back to his world. After countless years of struggle he finally succeeded in returning back to his world. It had been 9999 years for him but only an year has passed in the real world. Now his adventure begins. His lover who never responded to him was living with his family taking care of him. He knew most of the things as he got to view the real world once every thousand years.

Alex, the son-in-law of the Wyatt family, a second class rich family was often abused and humiliated by his in-laws due to his status as a pauper. A year ago, he Was involved in a fatal accident resulting in the loss of his memories, the Patriarch of the Wyatt family had saved his life and forced him to marry his granddaughter as a return of favor, but he was constantly humiliated by his in-laws and seen as nothing but a trash, which status was below that of a servant; he soon recovered his memories and discovered his identity, a powerful leader and heir of a secret organization known as the 'shadow guardians'. He shocked his in-laws, conquered his enemies, overcoming all obstacles and rising to glory.

Everyone often laughs and belittles Adam Andreson because they see him as a poor son-in-law with unclear origins. But, actually he is the heir to a secret rich family. He would repay his evil brother in-laws and those who belittled him by slapping their faces.

Luc is a man who has the nickname of the useless son-in-law of the Crowwel family, his presence is like annoying trash for the big family. During his time as the son-in-law of the Crowwel family, his life was full of insults, one day he found out his true identity which is the son of the richest man in his country! Luc rose to be stronger and began a plan of revenge on anyone who had ever destroyed his life.

It sucks being a shut-in Neet. You play video games all day long, you have no real friends, you gained horrible weight and you're a hopeless virgin. Sooner before you know it, life gets really boring and lonely. Such was the life of Arthur. In his mid thirties, he realised his life lacked meaning. He was bored and wanted something new. That night he shut his eyes to sleep and never woke up. When he woke up, he found himself in a different world. In this world, there are no gods nor heroes. The demon King ruled the world with an iron fist. Without gods the world wouldn't function. Arthur gained the rarest system of all time—The godleveling system. His only goal is to level up to become a god but the demon King knows something that Arthur doesn't know.......

Abandoned by his family, despised by his in laws, Kevin was the golden heir to the wealthiest family in Veridonia until one risky move which cost him everything” and everyone. But now, his gamble is finally about to pay off and Kevin is ready to roll the dice again.

The story follows Markus Ironclad, a man whose life is filled with conflict. On the one hand, he lives under the scrutiny of his in-laws, who constantly judge him. On the other hand, he must contend with the threat of the god killers, who murdered his father. As the plot unfolds, Markus finds himself in a battle for his life, and a fight for his heart. Can he overcome the odds and find the happiness he deserves?

Alex watched as his affluent in-laws and friends deserted him and gave his beautiful wife as a bailout to a rival, all while his father suffered in the hospital bed since the money for his treatment had not been paid. Alex Benjamin, the Smith family's son-in-law who is often overlooked inherited a big sum of money through a government contract against his wife's suitors. As a result, Alex is the newest Whiz to emerge from Rocky City!!!