Both of their cultivation were not low, both at the Fourth Grade Realm, and they enjoyed a modest reputation as martial arts experts in Jiangnan Dao.
The Cao Family was one of the four great families in Jiangnan Dao, and within it were numerous experts—not to mention guest elders, even the Cao family itself boasted countless masters, and the family head, Cao Hongkou, was one of the Second Grade experts.
So for the Cao Family, dealing with two Fourth Grade Realm experts was indeed not too difficult.
An Jing nodded and said, "I need these two herbs, Polygonum multiflorum and Red Rhodiola. I will mix them with some other herbs, boil them on high heat first, and then simmer for two hours. After that, Miss Cao can take the concoction. Next, the three of you stand in three directions and channel your inner strength, starting with the Three Yang Scripture of the hand as the starting point and the Three Yang Scripture of the foot as the endpoint, circulating back and forth three times."