C314 Utility value

This route was the internal corridor that Yan Luoluo was so proud of.

Yan Luoluo's anger could not help but rise, and even her brows furrowed. He had actually heard Mu Beihan say that there was a big problem with the design that she had spent such a long time for.

"What's going on here? Why is there a big problem? "

Mu Beihan slowly retracted his hand, ignoring Yan Luoluo's anger