"What exactly it is?" As I noticed a keyhole in the book, I said.
....

I was curious, but it appeared that this book after this page could only be opened with a key. What kind of book is it? For the first time, I saw a book with a lock in between the pages.

.....

I saw that girl was coming

....

"Oh no, she's coming here". I 'm surprised because she arrived early.
.....

I quickly placed that book in shell and pretended to do my work.
.....

She came into the store and got close to that book. She was on her way to go back, but she came to a halt.
....

"Did she find out that I read that book? No way, how could she find out? " I wondered.
....
She approached me,
....

"I'm sorry," she apologised.

"Why?" I inquired.
.....

I thought she'd figure it out, but she didn't.
......

"Because I spoke rudely to...