Five years later!

Bing Xueli, "Do you know the similarity between this piece of glass and the cells in your body?"

Wang Xiao, caught off guard, responded with a perplexed expression, "??"

Before Wang Xiao could gather his thoughts to respond, Bing Xueli had vanished, leaving him in a state of bewilderment. A sudden realization struck him, and he sprinted towards her room, only to find the door firmly closed.

"Hey, Senior Xueli!"

Knocking on the door, he received a calm yet enigmatic response from within, "Don't attempt it recklessly, unless you want to puncture your body and die..."

"Wait, what do you mean by that?" Wang Xiao exclaimed, his voice echoing with a mix of confusion and concern.