Fu Yunzhi has cultivated immortality for many years, but due to her descendants' poor fortune, they failed their tribulation. Therefore, she must descend to the mortal realm to help them change their fate before she can ascend to immortality. However, through a series of unexpected events, Fu Yunzhi mistakes Fu Siye for her great-grandson and mistakenly binds them together as a couple, thus beginning a series of hilarious and absurd events…