Hellbound Heart - Chapter 298 Miracles

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

Enigmatic hands, spectral frame, and one cunning strike just like the swing of the Grim Reaper. The Supreme Assassin takes on the mystical world, and how his legendary tales sets off, progressively ascending the altar to becoming the best.

- Description from Novelupdates

After getting forcefully reincarnated into a world of an otome game he has no clue about, the protagonist is then killed and brought back to life by the prideful villainess with one desire.

To rule the world.

As the ruthless girl’s Eternal Servant, how will he dodge the fate that the game system has in store for him?

As the overweight daughter of the Sutton family, Kelsie is an eyesore to everyone. Her father can't wait to get rid of her, his wife and their daughter daughter too.The man she's supposed to marry can't stand her and looks for ways to end their engagement, all to no avail.But on the day she's to get married, she finds out she's pregnant.Her fiancé finally uses the opportunity to break off his engagement to her and her father sends her packing to her aunt in another city never to return after she refuses to remove the baby like he asked her to.Seven years later, she returns to the city to claim her position as the heiress of her mother's fortune, which her father and his wife and daughter has been living off of all these years.But not as the overweight duckling everyone expected, but as a stunning, glamorous woman.Behind her are three children: a daughter who looks exactly like her, a handsome son, and another handsome son who looks too much like the most powerful man in the city.Unexpectedly, the dimwit, her fiancé who broke off their engagement comes begging for them to get married like they were supposed to.“So what if you're stunning now and lost all that weight? Everyone knows you used to be an ugly duckling. Who knows the underhanded ways you resorted to to lose weight. Forget our past and marry me again.”The woman looked at him and snickered. “Aren't you the heir of the Baker family? Why would you marry a fatso like me?”The man huffed and said arrogantly. “Hmph! Do whatever you want. But I assure you that no one in Silicon Valley will want to marry a woman saddled with bastard children!”The triplets came up on his face and snorted in disdain. “Who's this? Where is daddy when a man like this harasses mommy?”“I told you he wasn’t worth her. Hurry up and call him quickly.”The man who was in the middle of a conference call ended it as soon as he heard the news and went straight to where she was.“Are you hitting on my wife? Bastards? Are you calling the beloved children of Jett Adler bastards?”“Eh-what? Jett Adler? The most powerful man in the city? How is that even possible!”