What Do You Mean I'm The Captain Of A Yandere Mercenary Company? - Chapter 51: Archive Implanting...

Noah Brown had a gift for fighting. Unfortunately punching things didn't pay the bills, at least until he died and an Eldritch god found his soul. The encounter led him to a new world, summoned by bloody cultists, with nothing but the shirt on his back, and a strange item in his system menu.

[???] : A source of infinite potential.

Perhaps he'd finally get to put his gifts to good use.

Seventeen-year-old Hajime Nagumo is your average, everyday otaku. However, his simple life of pulling all-nighters and sleeping in school is suddenly turned upside down when he, along with the rest of his class, is summoned to a fantasy world!

In the wake of the first wave of shadow creatures, the world was plunged into ruin, a desolate yet enchanted wasteland. Humanity, driven underground, clung to survival while desperately plotting to reclaim their shattered world.But from the abyss of darkness, something miraculous stirred—a mysterious tree, shimmering with ancient power, appeared overnight. It chose only the strongest of heart, those with unbreakable will, gifting them extraordinary abilities. With these powers, humanity rose from the depths, waging war against the shadows.Yet beneath the surface of their heroic deeds lay a hidden rot. Corruption seeped into their ranks, and arrogance clouded their judgment. As their powers grew, so did the whispers of betrayal. The true battle may not be against the creatures lurking in the shadows—but against the darkness festering within their own hearts.A question lingers: When heroes fall, who will rise to take their place?

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.