Why didn't the 1300-year-old Tongtianhe old shrew grow into human form? He made an unforgivable mistake In Wu Cheng'en's divine and demonic novel "Journey to the West", there are countless big demons and monsters, among them, in addition to mounts, children, pets, and family members who are closely related to the immortals, there are also some wild goblins who are not willing to be lonely and take the initiative to make up heads and eighty-one difficulties for people who take the scriptures. The Tongtian River Old Shrew belongs to this uninvited ranks. First, the unknown predecessor of the Tongtian River Old Shrew is this life: the secretive Mother of the Turtle Spirit. Second, the Mother of the Turtle Spirit's strategy of crossing the sea in secret: joining hands with the mosquito Daoists to eat the Twelve Pinnacles of Lotus Terrace in the West into nine pins, which affected the layout of the Western Heavens. Third, the "confession" of the old shrew of the Tongtian River: dare to ask where the road is.