Ku Lo travelled in the tunnels after convincing Dai Meifen to leave first. How he managed that puzzled him, but he guessed she was too happy to care.
The situation was to his advantage, so he didn't care either.
"This should be it." According to the signs within the extensive tunnel system, his classroom should be on the other side of this wall covered by cobwebs and dust.
"Time to fake a confident face, and charm everyone." He pressed a stain on the granite tunnel's wall and a creaking noise began as the wall moved aside.
"Everything is okay now, Senior Brother is back." He strode into the familiar classroom with a smug smile. "With the promised answer."
Huang Gingge flew out of her seat. "Lo'er?… You did it!"
"Didn't I promise to deliver?" He welcomed her rushing into his embrace.
"How did you… What did you?" Rin Tin Tin said what the few sceptics were thinking out loud.
"I have my ways."
