C846 It doesn't seem to be difficult at all!

When Ma Hai felt that Ma Feng and his sister had already left. This guy looked around and then put away the token in his hand. Then, the door was pushed open. The huge lock didn't seem to have moved at all. However, when the door was pushed open, the lock disappeared.

This... It did not seem to be difficult at all! Or rather, this was simply too simple. It was something a child could do. However