How Can You Prove That You Haven't Tampered with the Scroll?

Zhenyun Grass Hall.

Standing beside his desk, Huo Zhenyun meticulously polished his microscope. He held a deep affection for this "Great Scroll of the Nation," personally selected as a birthday gift for Liu Li. If there had been a more suitable present, Huo Zhenyun wouldn't have hesitated for a moment. The "Great Scroll of the Nation" was part of a series, comprising a total of twelve scrolls. As he arranged them on the desk, Huo Zhenyun realized that one of them was missing. To make matters worse, the missing scroll was the soul of the entire collection. With a slight furrow in his brow, Huo Zhenyun looked at Gu Pianpian thoughtfully and asked, "Pianpian, did anyone else touch this box from Qingqu Villa to my grandfather's place?"