Jiang Liyue unexpectedly gains a chance to change her destiny, entering the holographic game "Oracle" with the foresight advantage of the future. She chooses the assassin class, awakens a rare hidden race and special talent, grows rapidly in the process of exploring maps, challenging dungeons, and searching for hidden treasure chests, and embarks on adventures side by side with her older brother Jiang Muyun and close friend Lu Yuhuai. The trio continually refresh dungeon records, obtaining precious equipment and hidden opportunities. Meanwhile, "Oracle" gradually exhibits extraordinary power surpassing ordinary games, and the real world also begins to detect abnormalities, as a huge crisis sweeping across the globe quietly approaches.