Zhang Qi, a famous Chinese astronomer and the granddaughter of Zhang Xuefeng. Because her grandfather disappeared in an accident, she resolutely embarked on the road to find him. During her journey to find her grandfather, she made many friends and searched for the truth again and again, only to find herself trapped in mysteries again and again. The skeleton corpse soldiers in the Kunlun Tomb, the suspended underground city in the Mayan ruins, and the empty water hourglass in Australia, these phenomena can be explained by scientific methods, but they really happened to them. What will their future be like, and what fantastic experiences will they have? Let's wait and see.