The class he prepared was a refined version and easy to understand, however, it was a bit difficult for Gu Xijiu as she had never learned it before. She did not understand some of the terms. While Di Fuyi was probably still upset with what she has done earlier to make herself his god-daughter, he went straight to wander around right after he prepared the class. He just left it for her to study alone.
After wandering around, it was time for Gu Xijiu to practice martial arts. Di Fuyi told her to sit with her legs crossed over each other and slowly guided her step by step to absorb the natural energy and how to lead the spiritual energy to certain acupoint...
After the practice, Gu Xijiu realized Di Fuyi did not fool her as the practice was really different. It was even more difficult than playing the zenith with her leg and the procedures must be precise...
Fortunately, Gu Xijiu was very smart. She memorized all the steps Di Fuyi told her and continued doing it.