summary with spoilers
li chen lan - mo qing
old demon king's unwanted thoughts evicted from his heart (not his son)
chained at a desolate mountain to cleanse his evilness
kind at heart , will unwillingly become evil , need to be chained & sealed again to cleanse evilness
qin qian xuan
his family lineage have special blood due to 1 ancestor reaching immortality
was abducted by zhao yao and she stare at him for 1 night
it cause a distraction and he needed to cast the unwanted feelings out
have a romance with the superstrong girl 17
eventually became immortal in the novel , float away byebye
red hair guy
was cast out of qin qian xuan's body as unwanted thoughts
grow his power by absorbing the negative energy from mortals
want zhao yao , see li chen lan as love rival
eventually slayed by qin qian xuan
not a mortal human , not an immortal
luo min xuan - jin xian
started the story being the top skilled mortal in current existence (exclude those dead)
have a phoenix as pet , phoenix can fight and breathe fire (the same CGI model is reused across other TV drama)
gained the skill of indestructible body , resistant to sword damage and repel evil energy
was drained of his blood and sealed into stasis by zhao yao's magic
will be revived for another boss fight
dual-faced guy
liu wife of luo min xuan
red hair guy told her that qin qian xuan's family blood have special healing powers that can revive luo min xuan
she did all the evil plotting
wooden wheelchair guy
was li chen lan's 师兄
female assassin from "righteous sect" fell in love with him , mutual
mission failure cause her to be punished
he tried to rescue her , lost his legs , she died and became a ghost (losing almost all memory)
he left the sect to focus on machine and trap building skill