In 2075, Earth faces a crisis as demons invade. Lin Ye, a high school senior, awakens a System while protecting his younger sister and transmigrates into the body of the Bone King from Overlord. Using his knowledge of the story, he recruits the Guardians and travels between the real world and the game world in two different forms. As he uses magic to advance Earth's technology, he also uncovers the truth behind an experiment conducted by a highly advanced civilization at the intersection of dimensions. His adventure begins as he sets out to protect his family and save the multiverse.
