To a strong person, whatever he says is right
Lucifer was not convinced.
"Five years ago, the brat was only SS-Class, and you were at a disadvantage when you fought him. At that time, you were only S+ and I was S-Class, but five years later, I was SSS+, and was only one step away from reaching the peak of the Grandmaster realm. I don't believe that you can cross two levels and reach the Grandmaster realm in five years if you work harder than me!"
"Grandmaster?" Xu Cheng snorted."What realm is that?"