C521 Glowing Fish in the Underground River

Gao Fei has traveled the world hundreds of times on a mission, He had been hiding in the African grasslands where wild beasts roamed for six days, and he had also been lying in the snow in Siberia. He had stayed motionless for a day and night, but he had never been to the depths of the earth.

It was as if God had asked him to go to Underground Loulan Ancient City to make up for his regret