Minor Illumination Breathing Technique was the first cultivation technique that Bei Feng had ever obtained. It was also because of it that he'd managed to set a firm foundation for his body. That was why he was able to improve at such an incredible rate!
Although he had suffered quite a bit of pain cultivating it, he still felt that it was extremely worth it whenever he looked back!
"I managed to clear my right arm aperture when I broke through to Xiantian primary stage. The Xiantian middle stage cleared my left arm aperture. Now, I can already sense that the next aperture to clear is my right leg's aperture. Looks like the Xiantian realm is to open up the major apertures hidden in the body!" Bei Feng mumbled absentmindedly. The apertures in the four limbs happened to coincide with cultivation towards the peak level of Xiantian!