There are many bathrooms in the hospital, but this one Tang Yu went to is for both men and women. They're all small doors. There's no man's urinal. There are cameras here anyway. And all the people who come and go are patients, and there is usually no dangerous situation. Of course, this is only a small emergency toilet. There are many large toilets in other places. Tang Yu did not know anything about it, but went in, because there was only one that didn't matter, and the others seemed to have somebody else.

When Tang Yu walked over, he opened it, because the small door opened a slight gap,...