Exciting and thrilling adventures, hiding a big secret. What more could a nerd ask for ? Thirty years ago, a group gathered by grave robbers dug up a War Kingdom silk book, on this spoiled book, which recorded the location of a strange ancient tomb, but the This thief again encountered strange things in the ground, almost all members of the group died. Thirty years later, the son of one of the tomb thieves discovered this secret from his father's record. He and a group of high grave robbers entered the treasure hunt. But no one expected, this grave has many such strange things: Seven stone coffins, Verdict blue eyes, Ghost trees ... Who is the owner of this mystical tomb? Can they find a real casket? Why are there many mysteries that cannot be solved in this tomb? The strange grave boat under the sea floor, the thousand-year-old spirit tree in the mountains with Heaven's castle on the mountain, was discovered just what relation to this tomb? Behind these mysteries is hiding a mysterious puzzle about ancient civilization? The content of each book is closely linked. So you need to read in order, to easily understand the details, the main happenings of the entire plot. This is the first book in the series to tell about the adventures of grave thieves.