In a distant continent, legend has it that there are seven mysterious ruins, which hide space treasures and ancient truths. In order to find his missing father, the protagonist Han Xiaotian accidentally teams up with the ruins map master Lin Mufeng, the cute logistics Zhao Xiaobao, the fledgling reporter Li Yinyin and the mysterious foreign explorer Salam to embark on an adventure. The three volumes respectively unfold the pursuit, entry, and mystery solving. Each volume is independent and continues the main line. Through secret passages, strange beasts, mechanisms and mysteries, the team continues to work together and solve problems, and also uncovers the true secrets of the missing father and the lost civilization. The style of the book is light and humorous, the rhythm is tight, and it is interspersed with growth and warmth.