C409 Residents of the 006 Floor

The fourth floor was covered in ice mountains that stretched as far as the eye could see.

"No wonder it's said that the real test is on the fourth floor. How are we supposed to find the entrance to the fifth floor if we can't even see the end of the mountain range of ice just by looking at it?"

Ye Han stood on top of a hill and looked around with a depressed look on his face