Li Hongfang was highly capable—efficient, reliable, shrewd without lacking decisiveness, and willing to speak frankly and tell the truth... Based on this, Liu Chang'an felt that her judgment was not necessarily unfounded. Even if it was not a genuine supernatural incident, they could still go take a look.
After all, choosing the location for the rice noodle shop was extremely important to the joint venture between a nineteen-year-old college student and her foolish mother. Liu Chang'an needed to inspect the place in person and rule out any obstacles, lest Zhou Shuling suddenly call one day in the future to say that something in the shop was going "Awoo, awoo, awoo."
She was already a foolish mother. If she got frightened out of her wits, she would have a hard time fulfilling her duties as the protagonist's caretaker.
Although he was deeply reluctant to have Li Hongfang come to him to suppress evil spirits, he actually had considerable experience in that regard.
It couldn't be helped. When one had lived long enough, what wouldn't one become experienced in? As for all the problems that had emerged alongside the development of civilization and modern life, however, he had no particular advantage in solving them or learning about them.
There were generally several methods for suppressing evil spirits:
First, draw upon the majestic might of heaven and earth—heavenly thunder, earthfire, gale-force winds, blazing sunlight, and so on. Before such power, any evil spirit would be reduced to ashes, leaving no lingering trouble behind.
Second, the surging vitality and blood energy of extraordinary creatures. Evil spirits were inherently yin-deficient entities and instinctively craved blood energy, but the life essence contained within the blood energy of extraordinary creatures was far too powerful for them to withstand. It was like how countless creatures on Earth needed