A visit to the photographer's returns the physical looks of a 70-year-old grandmother back to her 20s. Things get even stranger when his grandson asks her to join his band, and his best friend begins to fall for her.

Zhen Huan, a 17-year-old innocent introduced into the imperial court as the latest concubine of Emperor Yong Zheng. Her dreams of a new life of love and prosperity are swiftly dashed as she enters a dog-eat-dog world of treachery and corruption.