After her grandfather passes away, Yi Xinglan stays determined to keep his optical shop running, despite being harassed by the siblings Yi Gang and Yi Jing, who want to seize the inheritance. Her grandfather appears in a dream and reveals that a box contains Liu Bowen's extraordinary Qingtian book, which teaches her how to make lucky glasses that must be given to good-hearted people. Following its secrets, Yi Xinglan helps others, and her optical shop quickly becomes famous. Along the way, she reunites with Hui Mucheng, and the two fall in love as he repeatedly comes to her aid. Yi Gang and Yi Jing join forces with a mysterious figure to obstruct her and steal the book and the shop. Eventually, the mysterious figure is revealed to be Gu Yufan, who has secretly been acting to protect Yi Xinglan from the book's dangerous backlash, even sacrificing himself in the process. In the end, Yi Xinglan protects the shop and the secret of the book, finds love, and everyone around her finds their rightful place.