In the Northern Dynasties, there was a fairy land called Peach Blossom Ferry.
There is a group of immortals living in Peach Blossom Ferry. They are full of immortality and do not want to eat the fragrance of the human world.
Peach Blossom Crossing has a rule that every three years a group of qualified mortals are recruited into Peach Blossom Crossing to guide them to the path of immortality...