Cang Nan's Enlightenment

Thin strands of black mist occasionally slipped out through the gaps in the seal, drifting past Cang Nan's eyes. His gaze instinctively followed that wisp of mist as it floated by. He shook his head helplessly and said inwardly to Impermanence Hall:

"After all this time, the reconstruction of the body still hasn't completely stopped."

Although Muken was extremely dark, it did not pose much of an obstacle to Cang Nan's vision in his current state.

To prevent himself from being affected by Aizen's Kyoka Suigetsu, the moment Aizen entered Muken, Cang Nan had already used his own ability to "activate" this extraordinarily vast underground space of Muken Hell...