Canary Yun Mian, the Fairy of Fertility, in charge of reproduction and pregnancy...have been given a mission impossible. It is said that the son of Emperor Feng Xiao will be the ruler of the mortal world. Yu Mian must guarantee the birth of this child. However, she finds out that the Emperor shows no interest in his concubines because... he is impotent. Meanwhile, Emperor Feng Xiao gets to notice the maid disguised by Yun Mian and find her very attracting...