It is a three-life grass. It is said that the three-life stone and the three-life grass live together and stay together for a lifetime. So, why do the man in green shirt and that annoying koi carp in Yaochi care about a three-life grass that is greedy for the mortal world? On the night of the common people, the fairy grass came down to earth. It was originally to patrol the human world on behalf of the Queen Mother, but it never wanted to find out the unsolved story from thousands of years ago.