Galactic Exchange: The Merchant Sovereign - Chapter 18: A Deal Between Shadows

Iona, the knight who was the loyal dog of the tyrant Emperor, gave her life for him. But her lord, whom she trusted, abandoned her in the end, and the person who stood by her side in her death was no other than her husband.“I want to kiss you one last time.” Iona demanded on the verge of death.“I’m telling you in advance… Just in case… You won’t die and this won’t be our last kiss.”Satisfied with her non-lonely death, she closed her eyes.When Iona woke up again, she realized that she had returned to the past and her husband was again chosen to be her partner.Though her past wasn’t good, one thing she also didn’t want to change was her husband, the only success in her life. If so, she should at least turn this marriage into a ‘successful marriage’, she decided.“Lord Leroy, I will formally propose to you; Please marry me. I will definitely make you happy.”Iona was determined to repay her husband for his generosity. Just the way she wanted.

I Became Hades, the God of the Underworld from Greek and Roman Mythology

He swore that if he was given a second chance to live, he would live his life to the fullest.His life was full of misery but he was reincarnated in the body of the son of the strongest expert in the empire.He had the looks, wealth, and women. He was known as the “Handsome Playboy” and he didn't want to become a righteous protagonist.He awakened a system that can make him strong by making others feel the 7 sins towards him.He will collect many beauties and live to the peak of life.

Jacob Steve, an Old Man, died at 116 after living a whole life.

But Jacob always had a dark side, which he always suppressed and hid from others.
However, in the later years of his life, when death was inevitable, he understood there wasn't any point in having wealth, knowledge, or desires if you couldn't have a life to enjoy them.

He became obsessed with fabled immortality and devoted his reaming life to extending his fleeting lifespan, but just like any other failed.

However, he mysteriously got another chance at life and found a way that led to fabled immortality.
But he was also forewarned that the way led to it was filled with blood and darkness!

In the end, Jacob chose it anyway with no way of going back, and it was also the start of his suffering and his icky, brutal journey toward the 'Immortality' he wanted so badly!