[In the twelfth year, besides your daily training, you spent two hours each day cultivating Protective Gang Qi.]
[After reaching the ninth level of the Return to Void Realm, your cultivation level advanced rather slowly.]
[However, the Origin Force within you was abundant, and your mastery of Protective Gang Qi progressed quickly; each training session yielded noticeable improvements.]
[In the thirteenth year, your Qi Refining cultivation advanced slightly once again, with daily stable improvements.]
[In the fourteenth year, your understanding of Protective Gang Qi deepened, taking a solid step towards the level of Perfection.]
[In the fifteenth year, on a sunny and bright morning, you trained in Protective Gang Qi as usual.]
[Suddenly, you sensed that you could minutely perceive the flow of Origin Force and every transformation of Protective Gang Qi.]
[Your eyes saw only Protective Gang Qi as you fell into a state of profound comprehension...]