Black Tortoise Rends the Sky

In historical records, those afflicted with the "Three Yin Extinguishing Veins" were not only unable to cultivate martial arts for their entire lives, but scarcely did any of them live to be thirteen. Fate closed all doors of fortune yet opened a window, allowing him to turn the tide in dire straits. When he ascended to the peak, amidst a sea of corpses and rivers of blood, he was stunned to find an earth-shattering secret. Looking back, he was astonished to find that the world beneath his feet was like the sands of the Ganges, as minuscule as specks of dust. Where should he go, and what path should he take?