Lost Crystal Valley

Luo Xiaodou and Xiao Dongdong followed Luo Xiaodou's father heading for the home of the home of the grandmother of Luo Xiaodou on a weekend. They went to visit the gun turret behind the mountain. However, they gravitated towards two blue birds and they entered a mysterious tree hole by mistake. Strange things occurred. There was a peculiar world in the tree hole. Children in the tree hole ate purple bread and they followed the orders from a man whose name was Lan Laotou. What was this place? Xiao Dongdong was caught by Lan Laotou during the course of finding food. Luo Xiaodou made two new friends for the purpose of helping Xiao Dongdong out. They conducted investigation and went through all kinds of hardships. The secret of Lan Laotou was discovered by friends. Were they capable of helping Xiao Dongdong out? What was the identification of Lan Laotou? Who would manage Crystal Valley? Let us try our best to uncover the truth of Crystal Valley!