On the second morning.

William put on his clothes and walked out of his room. He saw his sister-in-law in simple clothes, drying her hair with a hair dryer. He knew that she had just taken a shower.

That's right. Mary went upstairs in a hurry after applying medicine last night. After a whole night's pain, she finally couldn't help but get up this morning because of a series of things, such as fright and so on.

Although she had just taken a shower, Mary wore a lot of clothes and didn't show her naked body.

Just then, the doorbell rang.

Who would it be in the early morning?

William...