C1648
Yin Lan and the two Subordinate s could clearly see what was happening on the wall. One of them said in a low voice: "Master, there is double the amount of ingredients in the sleeping incense, until dawn, the people in the room will not be able to wake up."
"Very good!" The corner of Yin Lan's mouth raised slightly, revealing a trace of a smile.
Using incense was indeed a despicable method