See a Doctor

The protagonist's father was sick. He went to several hospitals to see a doctor. He did a lot of tests but didn't know what the disease was. He just spent time in the hospital, met a lot of people, and saw a lot of strange diseases. Later, his condition improved, but he still didn't know the cause. It wasn't until the discharge review that the attending doctor discovered the problem. When the cause was finally discovered, everyone was surprised. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.