Song Cheng, the boss of a publicly listed company, accidentally travels through time into the chaotic Great Qian era and becomes a low-ranking prison official facing the imminent massacre of his city by bandits. When ordered absurdly to execute a hundred stunning female prisoners, he defies the order to save them and leads everyone to retreat to the natural fortress of Jing Mountain. Using modern management skills and advanced technology, Song Cheng builds defenses, stockpiles food, and forges powerful weapons in a volcanic treasure vault. From their lifesaving benefactor to the man hailed as the heaven-sent King Song, he recruits thousands of rebel soldiers and wins over a cool and aloof swordswoman. He must repel foreign invasions amid ruthless enemies while balancing political intrigue among the women around him. Watch how this low-ranking prison official rises to power with a hundred women as his foundation, eventually dominating the realm and restoring order to a collapsing world in a thrilling legend.