Xiao Man froze for a moment, then pulled a Coke bottle from her shoulder bag and handed it to him. Of course, it wasn't actually Coke, but water from her Space Spirit Spring.
Watching her brother chug a huge gulp, she asked softly, "Why do you look like a refugee? Your constitution used to be a little weak, but after starting with Energy Introduction, your cultivation has reached the Fourth Layer. Even if you pulled an all-nighter for a research project, you should've been able to restore your Essence, Qi, and Spirit just by calming down and circulating your Cultivation Technique for a few cycles. How did you end up looking like this?"
