C519 Unravel the Mystery

In the study.

Heelan Tineshen was carefully flipping through every book.

According to Sister Zhou, Qin Yufei went to the study room immediately after receiving the letter. She even found a book to read, which she stuffed back into her study as soon as she received the call.

Sister Zhou did not know which book it was.

Therefore, Heelan Tineshen could only look through the books one by one