It's Not Easy to Be a Man After Travelling to the Future (WN) - Chapter 170: Split-Core Twofold Detonation Technique!

The best way to declare war on a spy as an ordinary person is to become a spy as well.As a spy, if you want to go to war with a powerful espionage organization, join an equally powerful espionage organization.If you are unable to join any powerful espionage organization, then establish your own espionage organization and fight until destruction or victory.This is the war of spies, telling the story of how a group of ordinary people achieved extraordinary success.

Chen Yan travels between worlds, ending up becoming an honorable prince in a medieval fantasy world. Yet this world was not quite as simple as he thought. Witches with magical powers abound, and fearsome wars between churches and kingdoms rage throughout the land.

Roland, a prince regarded as hopeless by his own father and assigned to the worst fief, spends his time developing a poor and backward town into a strong and modern city, while fighting against his siblings for the throne and absolute control over the kingdom. Join Roland as he befriends and allies with witches and, through fighting and even farming, pushes back invaders coming from the realm of evil.

- Description from Novelupdates

Ha Si-heon is a brilliant but obsessive Wall Street financier who has built an immense fortune driven by a fear of financial insecurity. After enduring a tragic childhood, losing his mother, and navigating financial ruin with his father during South Korea’s 1997 financial crisis, Si-heon immigrates to the U.S. He fulfills his father’s wish by becoming a doctor but finds himself drawn to the lucrative world of Wall Street.At a top hedge fund, Si-heon leverages his medical expertise to dominate biotech investments, thanks to an unusual ability to predict successful FDA drug approvals. He amasses wealth quickly, yet struggles with a pathological fear of spending money. His relentless pursuit of profit takes a dark turn when he’s diagnosed with idiopathic multicentric Castleman’s disease (iMCD), a rare, life-threatening immune disorder with no cure. His condition worsens despite aggressive chemotherapy, as the lack of research funding for this “orphan disease” leaves him without options.Just as Si-heon faces death, he miraculously awakens to find himself transported 10 years back in time, to the beginning of his career on Wall Street. Realizing he has a second chance, Si-heon is determined to not only reclaim his wealth but also amass enough money to fund a cure for iMCD. The story explores themes of greed, ambition, mortality, and redemption, as Si-heon seeks not just to survive but to redefine the meaning of his life.

Liu Ming, since he was young, lived in a savage prison named Savage Island where the prisoners aren’t controlled by any guard or security. When the island sinks due to “mysterious” events, only a handful of people survive – those survivors are then pursued by the government.

On the other hand at another place two practitioners are worrying about what will happen to them because the young master that they were supposed to protect had died.

Their young master looks nearly like our MC
What will happen?

- Description from Novelupdates