C237 From bottom to first!

Bai Ruyue watched as the cold jade disappeared and silently returned to the place where the flag was placed. Then, she squatted down and opened up the floor, revealing an iron box.

Bai Ruyue picked up the box and saw an ancient key hanging on it, it was stained with rust.

After she stared at the key for a moment, she placed it in her spatial ring. She didn't open it