Hao Zhichao and the rest broke in from the rooftop. Although the rooftop door was locked, it was an ordinary household padlock which was easily picked open.
Lu Shu was on the third floor. But they knew, they should not treat him the same way they did to the other newbie students. In spite of the possibility that those students might become important figures in the future, their current strategy against ambush was more of evasion.
It was not a matter of who was stronger, but the instinctive nature of the majority who had been living a peaceful life.
Lu Shu was different, though. He was well known for accomplishing two military achievements, twice in the remains, a testament to his exceptional abilities.
Moreover, his aggressiveness was evident from his proactive decision to write messages to his opponents. They must be wary of his sneak attack!