C32 Underground City(13)

Dr. Robert sat with a coffee cup in hand, his posture slightly stiff, yet his face betrayed no hint of nervousness. To him, Xie Yu and Soong Mu seemed like old friends, as if their visit was an expected part of his day.

"Where is your world?" Dr. Robert asked, cutting straight to the chase, his gaze fixed on Xie Yu for an answer.

Where is our world? Xie Yu and Soong Mu exchanged a glance