C5399 Disappointment

In the eyes of mankind, there is only one era of peerless masters.

That was because using the Blood Essence Stone to increase the grade of one's bloodline had a huge flaw that could not be compensated for.

Inheriting a bloodline was the right path. Using the Blood Essence Stone to increase one's bloodline seemed very convenient, as if there was no limit.

Actually, there was a limit