BaKi's most fundamental memories were gone, perhaps extinguished along with his soul. However, those created within the Yin Yang Great Realm persisted, likely protected by the Laws of this world.
After his defeat in the Northern Boundary's selection contest, his backup soul awakened in the Great Secret Realm on Sang Island. Afterward, his purely spiritual form allowed him to evade Zuo Xuan's detection, and he was fortunate enough to survive.
After that, he activated a long-planned remnant Grand Array within the Great Secret Realm and fled to other Great Realms.
The unique aura of the Yin Yang Great Realm was powerfully attractive to soul bodies, so he followed the scent and came, descending upon the Hundred Ghosts Sect in the form of a Yin Yang Summoned Life.
