"If it's not a student, who else can it be?" Ran Tao's eyes were as big as lanterns."Could it really be ... The guard?" he asked. Could it be that ... I was right again? Am I really that godly?"
"God your head! But ... Security guards ..."Zhao Yu pondered and said," I did think about this before. Well, only security guards who go in and out of the dormitory building with no one around would not arouse suspicion!"
"Of course ..." Cui Lizhu said."The security guards also have the key to the dormitory building!"
Zhao Yu then added,"also, the security guard might have the key to each dormitory. When the students go to school, he could sneak into Liu Weiyi's dormitory and take a look at his manuscripts!"
"Liu Weiyi said that he often left his manuscripts on his bed ...
"Perhaps the guard accidentally saw his manuscript and was deeply attracted to it ..."