C2846 Brother Qin

It feels like there's a gold lock in front of you, but he only has an iron key in his hand, and that's not enough to open it.

If you wanted to open this golden lock, you had to change the iron key into a gold key. This obviously required more effort.

If the iron lock in front of Xiaolong was now in front of him, it would have been opened long ago. Chen Xiao couldn't tell what was the difference