Gu Qingyun, a graduate student in history, transmigrates to the Great Liang Dynasty and becomes a penniless scholar. With no way to make a living and starvation looming, he remembers that Shen Wansan, the richest man in the empire, is destined to be executed along with his entire family the following day. To survive, Gu Qingyun decides to risk offending powerful nobles to save the tycoon. He creates a form of colored glass to earn Shen Wansan's trust and repeatedly averts danger at critical moments. Shen Wansan eventually takes him as his live-in son-in-law. Drawing on his extensive knowledge of history and culture, Gu Qingyun ultimately finds a way for Shen Wansan to survive the suspicions of the powerful chancellor Hu Yong and Emperor Xiao Yuanqi, rising to the highest echelons of power.