Senior brother Lu left after finishing his meal. However, Zhao Hai's attention was still on the dining hall. He wanted to see if the remaining five people would come to the dining hall for a meal. If they were in seclusion, they would not appear. If they were on guard duty outside, they would appear sooner or later. Zhao Hai was more inclined to the latter, which meant that the five of them were on guard outside and not in seclusion.
In fact, no matter which sect the cultivators were from, they rarely went into closed door cultivation outside the division. First, it was not safe. Second, they had their own responsibilities in the division and they did not allow you to go into closed door cultivation in the division.