So, a cultivator at this realm cannot increase their lifespan. The Nirvana Realm is equivalent to taking a step above the Celestial Human level, yet failing to truly reach the other shore of the True Immortal, which is why it is called Nirvana.
However, should there be a prodigiously talented powerhouse who steps forward directly from the Tenth Layer of Celestial Human, they stand a great chance of bypassing the obstacle of Nirvana altogether and ascending directly to the realm of the True Immortal.
I understand.
Chapter 464