Gu Zhen Ren
the last paragraph is making me worried. Don't tell by even Blood Sea Ancestor is not as simple as we think. For now we know, he was rank7 who was hiding from Heavenly Court for a long time, and the progenitor of Blood Path. and, he has spread his inheritance throught the Five Regions.
with the current trend of chapters, it seems to be showing everyone who has a deep relation with fang yuan and how their progress has a shadow of Fang Yuan and the Venerable opponents he is going against. in this case. it seems paradise earth's faction is choosing shang xin ci as either a new successor or a sacrifice to bring back Paradise earth. altho on the surface they have surrendered to work under fang yuan, I'm sure Paradise earth has made plans to ensure he can control fang yuan considering he should know fang yuan's nature. meanwhile the recent actions taken by heavenly court (ant ascetic hidden inheritance) was guided by star constellation who has alrdy revived. as for giant sun, effort gu and hei Lou Lan. As such I think the next few chapters might be about spectral soul
Fir those who don't know, On Chinese mythology dragon was supreme and he had 9 sons. The 9 pictures represent them. I think they could be: 1. Related to some otherwordly demon from China. 2. Reckless savage cos beast skins. 3. It's kinda similar to THDV's dream realm share he got a beast skin map that refined steal life.