Ruo Qing, a senior high school student, accidentally traveled to Yunnan in the twelfth year of Kangxi's reign while visiting Lushui Pavilion, the former residence of Nalan Xingde! Unexpectedly, she was selected as a candidate for palace maid by Pingxi King Wu Sangui. In this way, a senior high school girl got involved in the Qing history. Wu Sangui, Chen Yuanyuan, Kangxi, Nalan Xingde, Cao Yin and unexpected celebrities and celebrities appeared on the stage. Is this a historical necessity or a joke of time and space? Who holds the handle of time travel? When everything clears up, should we leave? Should I stay again? Seeing each other's benefits but being speechless, to whom can I tell you how much I cherish my good years?