For siting around doing nothing in heaven for long time, Tang priest and his apprentice gradually lost courage, wisdom, humiilty and sincerity and were demoted to the mortal world .Avalokiteshvara told chem that only by getting the kiss of the lark fairy can they find what they have lost and return to the heaven. On the way to search for the lark fairy ,they met the White Bone Demon who had lost friendship the Bull Demon King who had lost love and the little fire dragon who had lost affection. With the help of each other, they finally found the lark fairy. However,they must use their kindness to exchange the kiss of the fairy...