One can deduce that, aside from the pain of losing his son, Zhu Gaofeng’s descent into madness likely had a great deal to do with this bizarre secret technique.
This was indeed the case.
The Secret Sect’s Bloodline Successor Secret Technique was not something easily deciphered. Zhu Gaofeng had spent over twenty years obsessively studying it, eventually modifying it into a general secret technique that could be performed without the need for bloodline power.
Chapter 206