When He Kao fired those two shots in the Forest Park, he displayed quite the demeanor of Huang Si, the God of War at the amusement park. This skill was actually learned from Xiaopang, but the handling before and after was entirely his own style.
The most notable characteristic was being sinisterly delicate!
Xiaopang's initial method of cleaning up was simple and crude, aimed at destroying evidence, making those people disappear so no one could find them... but He Kao's operations were far more complex and meticulous.
Not long after he left the hotel, the errand specialist Li Weiping hurried back. He was there to retrieve something, mainly documents, as it seemed there was some urgent matter needing them.
Everything else was there, but the ID card was missing! Li Weiping quickly informed Young Master Wu, who sensed something was amiss and asked him to go to the front desk to get the room card and check other people's rooms as well... as a result, everyone's documents were gone.
