Synopsis: A national destiny dungeon goes live worldwide. Thirty days outside equals thirty years inside, and if a contestant falls, their country is struck by calamities. The Dragon Kingdom sends only an unknown student, Zhao Long. Netizens urge him to choose an easy D-rank mission and play it safe, but he knows the complete, true history of the late Qin dynasty. He takes the only SSS-rank mission for himself and joins Ying Zheng to build up his power.
