Ding Yiyi slowly grouped the books with a humming song. Suddenly, she pointed at a pair of leather shoes at the door. When she recognized Ye Nianmo's shoes, she pretended to cry.

The door opened immediately and Ye Nianmo marched in.'What's wrong? Wounded?"

"No, I just want to scream all of a sudden." She looked at him cunningly and laughed happily.

Ye Nianmo sat cross-kneed beside her, not annoyed, but enjoyed the little interest between her and him.

He took a book, turned over several pages, then classified it into a place of foreign literature, and took another and continued to turn it up.

Ding Yiyi also quietly took a...