The Inner Core Dual Cultivation Method is primarily divided into three stages.
The first stage is the Hundred Days Foundation Building, where "hundred days" from beginning to end aren't important; what's crucial are the last two characters—Foundation Building.
It took Leon almost half a year, and he was honored to have successfully completed the Foundation Establishment.
Waking up from his sleep, Leon's entire focus was on the second phase of the Inner Core Dual Cultivation Method, which is to prevent leakage and solidify essence.
Leon didn't know the real definition of preventing leakage and solidifying essence, but the Inner Core Dual Cultivation Method he mastered had a different explanation, emphasizing the latter character, which means solidifying essence, or in other words, endurance. Endurance instead of indulgence, focused on cultivation, not succumbing to desires.