~~
They flew downward, farther and farther, without end.
Hao Shuai was glad he hadn't flown down by himself. A dull, monotonous flight like this would have driven him crazy. Now, he could sit at the dining table, enjoy a delicious meal, and discuss the underground world with Dr. Wu.
After who knew how long, one of his subordinates came over to report, "Boss, the ship has detected a change in gravity."
Hao Shuai was just about to stand up and see what was happening when he suddenly sensed the ship pass through a strange energy membrane.
In the next instant, light returned to the pitch-black world outside. Then, under the pull of an enormous gravitational force, the ship officially entered the Hollow Earth.
"So this is the Hollow Earth? What a marvelous world!" Dr. Wu exclaimed, gazing at the scene before him.
Dr. Wu had seen quite a lot while following Hao Shuai, yet he was still moved to such awe. That showed just how astonishing the Hollow Earth was.
And it wasn't only Dr. Wu. Even Hao Shuai, who had traveled far and wide and explored countless worlds, was captivated by the breathtaking sight.
In this strange Hollow Earth, there was land above and land below. There was no sun in the sky, yet it was always as bright as day.
Great rivers surged overhead, while pterosaurs flew across the ground.
Trees so huge that several people could barely wrap their arms around their trunks towered into the sky. All kinds of rare creatures and giant beasts ran wild, and life flourished everywhere.
"Roar!"
As Hao Shuai and the others admired the strange scenery outside the ship, Kong, who had arrived in the Hollow Earth ahead of them, suddenly let out a long roar in a certain direction