Ling Lan could only rub her nose and accept Little Four's contemptuous glares. Who asked her to be a real dimwit when it came to things like this? In future, she would still need Little Four to explain things to her. Ling Lan knew well that she could not use pure force on Little Four all the time — when appropriate, she should let him have his fun, so that he would put in even more effort in future to provide information of this sort.
It had to be admitted that Ling Lan herself was actually pretty black-bellied at times. Let us surrender some compassionate tears for the clueless Little Four in advance!