Chapter 410: Impressing the Four Corners

"You can only awaken the Mysterious Yin Hidden Vein on a full moon night." "On a full moon night, the Mysterious Yin energy is at its peak, allowing you to fully stimulate your Hidden Yin Vein for awakening. There are five days until the full moon; you should adjust your state in preparation for awakening your Hidden Yin Vein." Mikaili Eddie spoke calmly. Hearing this, the Spirit Wood Sword Master was filled with boundless anticipation. If what Eddie said was true, and he could indeed awaken his...