Xiao Hongyu turned to look at Lu Qingning, her eyes full of confusion: "Junior sister, what did you say?"
Xiao Hongyu found it somewhat difficult to keep up with her junior sister's erratic train of thought and had no idea what she was talking about for a moment.
Lu Qingning calmed down and replied: "During the day, you, senior sister, and senior brother He can monitor them at tea houses and taverns, right? But at night, these places close. We surely can't go inside their mansions to keep watch on them, can we?
Chapter 28