Su Chen became the heir to a run-down hotel and awakened the shadow system. At the beginning, Nalan Shu, the number one master in the late Qing Dynasty, was summoned to sweep the Hong Kong community. After taking control of the underground order, he met Jiang Tianying, the daughter of a wealthy family with a peerless appearance and mysterious background, known as the "Pearl of Hong Kong Island". Jiang Tianying took the initiative to approach him to investigate an old family case, but was attracted by his power and mystery. When the enemies joined forces to attack, Su Chen protected Jiang Tianying behind him and declared to the whole Hong Kong: "If you touch my woman, have you asked about my knife and Nalan Shu's braid?"
