C372 Weird She Wasn't Close with Xiao Jiu an

A huge rock was stuck in the middle of the tunnel, blocking the way and preventing Yanbei Army from digging any further. Furthermore, this rock was extremely hard, and even after many attempts, they were still unable to break it open.

"Princess, what should we do now?" Yan Bei Jun looked at Ji Yunkai who was rushing over and asked anxiously.

They had already dug for so long