In the following days, Li Younan stayed at home peacefully, utilizing his skills and talents to check every water pipe and circuit in the house thoroughly.
Overall, although the plumbing and electricity had quite a few years on them, there were basically no major quality issues.
After a careful inspection, Li Younan only found two minor problems and replaced two pipes with better ones.
Besides, his mom mentioned that there's occasional noise coming from the ceiling at night, suspecting that a mouse had gotten in.
Li Younan spent an afternoon opening the ceiling to take a look; he didn't find any mice, but he discovered a small gap that a small-sized mouse could possibly squeeze through.
So, Li Younan bought some materials and completely sealed that little gap.
His mom watched attentively from below.
Once Li Younan finished his work, his mom clapped excitedly, like a child.
