C837 Head of the Lu Family

When the servant came in, he just happened to see Lu Yihan's "thirst for knowledge" look. He knocked on the door, Lu Yihan seemed to have just reacted and looked at the coffee in his hand, "You can just send it to my room, I'll take a book and go there."

"Yes, Second Young Master."

After the servant left, Lu Yihan looked at the whole bookshelf, then looked at the thick book in his hands