As Li Feng'er, Lu Shan, and other relatives went into secluded cultivation to refine their origin divine power, Lu Feng also began his closed-door cultivation within the Sea of Mist.
Advancing even a minor realm now required a vast amount of time. Moreover, with each step upward in cultivation, the required time would increase exponentially.
According to Lu Feng's calculations, the first three tiers of the Supreme God Realm would take twelve years. To reach the ninth tier of the Supreme God Realm would require at least seventy-two years. Fortunately, the current crisis had been resolved, so seventy-two years was not particularly long.
Chapter 452