Oh, no! I Became the Sister of the Novel's Tragic Heroine! - Chapter 462 - : Blocked

Yeon-woo had a twin brother who disappeared five years ago. One day, a pocket watch left by his brother returned to his possession. Inside, he found a hidden diary in which was recorded “By the time you hear this, I guess I will be already dead….”

I am the sword.
Killing a man amidst a thousand miles, no one dares take ten steps.
Killing a man amidst a thousand miles, no one can take ten steps.
Killing a man amidst a thousand miles, ten steps? Not possible!
I am the sword, the sword is me,
On the path towards heaven, each shall wield their own.

To save her family, she got married and divorced not for her own will. Due to the “derailment”, she was left penniless by a divorce settlement. She finally knew it was Di Juehao, her handsome, indifferent and rascally husband of the rich family, who plotted everything! However, she gave him an impolite impact on The day they divorced! Five years later, Wen Nuan made a good showing and became Top 1 designer of a world’s famous brand. She returned with two kids. Unexpectedly, she was forcibly taken by her ex-husband Di Juehao to the hotel to have s*x as soon as she returned. In the end, Wen Nuan gave him 10 yuan and left with pride: “Hey, 9.9 yuan is the market price for a top 1 male prostitute now. The rest is the tip for you!” But when she rushed to the company, she was surprised to find that his boss was…

- Description from Novelupdates

A man who was once called the world’s strongest agent ended up becoming a teacher after his retirement, to train a new generation of agents. After many years of training his disciples, he was killed at the age of 60 by a secret organization’s ruse and was reincarnated in another world with his memories intact. Though he was surprised by the existence of magic and the strange species in that world, he quickly adapted to his condition as a newborn and took advantage of it. He acquired special magic and gained a massive amount of strength thanks to his rigorous discipline, in order to reach his goal: Resume his career as a teacher which he left halfway through in his previous life. This is the story of a man, who, based on the memories and the experiences of his previous life, became a teacher who travels through the world with his students.