C576 Who Wants to Challenge Me!

In the secret chamber of the Supreme Grade training ground, Su Ba naturally knew nothing about Yan Luo's means. Right now, he was in a state of indescribable mysteriousness.

Although he was walking step by step with his eyes closed, it was as if Su Ba had opened his eyes. Not only did he not lose his direction, but after every step he took, he was still standing where he was a second ago