The Chosen One??

Thousands of years ago in the wake of the Cataclysm, a calamity that reduced most of humanity to dust, only a chosen few were spared. Five millennia later, civilization has clawed its way back from the brink, evolving from primal survival to the construction of fortified cities. Yet, progress is shattered when enigmatic black portals, unleashing deadly monsters, emerge without warning in the year 902 of the new era. Ryusui Itsuki, once an ordinary high school student and aspiring scientist, slumbers through centuries until roused by a cryptic voice. Emerging into a world alien to his memories, he grapples with the jarring reality of his situation. Driven by an insatiable curiosity, Ryusui resolves to uncover the truth behind humanity's demise and its unlikely survivors. Armed with his scientific acumen, he sets forth to rebuild civilization from the ashes. But as he delves deeper into the secrets of the Cataclysm, Ryusui soon finds himself ensnared in a web of intrigue and danger. Confronted by the malevolent power of the black portals, he must navigate treacherous terrain and confront his deepest fears. With each step, the line between friend and foe blurs, and Ryusui discovers that the key to humanity's salvation may lie in the darkest corners of the unknown. [Welcome Player Ryusui]