In a world ravaged by a devastating pandemic, 16-year-old Y/N has learned to rely only on himself, convinced that solitude is the key to survival. With everyone he once held dear lost to the chaos, his only remaining connection is his sister. One fateful day, while navigating the dangerous remnants of civilization, Y/N encounters a man and a girl of his own age in desperate need of assistance. Little does he know that this chance meeting will propel him into an epic journey unlike any he has faced before, where the bonds forged in hardship may just be the key to redemption in a world consumed by darkness.