She ran her hand over the mine wall.
Smooth. Intact. Not a single crack.
There wasn't even a hole.
"Wow." Yang Wanqing turned to Chen Siyao. "Master turned into a black line. He didn't even leave a mark on the mine wall."
The corner of Chen Siyao's mouth twitched. She didn't know whether to laugh or cry.
Qiao Yue stood behind them, trying hard to keep his expression calm, but sweat had already broken out on his back.
He had only read descriptions of Chen Hao's actions in reports before. Seeing them firsthand was something else entirely.
Time ticked by.
Ten minutes.
Twenty minutes.
Half an hour.
At the bottom of the mine, thirteen hundred meters underground, only the mechanical sounds of robots at work echoed around them.
Chen Siyao found a relatively flat rock by the mine wall and sat down. She opened her Wristband's projection and continued working through the details of the Sushen Tribe's resettlement plan.
That was her habit. Whenever she had spare time, she never let it go to waste.
Yang Wanqing couldn't sit still.
She made two circuits of the platform, looked at the vaulted ceiling overhead, then at the busy mining robots around her.
Then... she walked over.
"Hey."
The robot kept working, but the camera on its head swiveled to face her.
"Hello. How may I help you?"
Yang Wanqing crouched down, braced her hands on her knees, and leaned closer to inspect it.
"What's your name?"
"My designation is LFM-047. You may call me Forty-Seven."
"Forty-Seven." Yang Wanqing nodded. "Are you tired?"
The curved line on the robot's display bent a little, as though it were smiling.
"Thank you for your concern. I have no fatigue-sensing module. However, if you mean power consumption, my current charge is seventy-three percent."
"How often