As such, as Tang Wulin burrowed through the earth, none of the Northsea Legion's detection devices were able to discover him. On the seismographs, no abnormal tremors were being detected as one man's activity was nowhere near enough to create tremors that would set off an alarm.

Thus, Tang Wulin would rest for a while when he grew tired, and continue to dig after he recovered. Even he had lost track of how long he'd been digging for.

During the process, he returned to the surface to rest on two occasions. He had also returned to the ocean to kill a sea soul beast, then chopped it up into sashimi using his golden dragon claws as he was unbearably hungry. After recovering some energy, he returned to the underground world to continue his excavation.

"Ding!" A crisp clang suddenly rang out, and Tang Wulin immediately stopped what he was doing. The fine hairs on the back of his neck stood up on end, and...