Taehee is the leader of the apostrophes. He also happens to be the son of myjoung( jaegyeom's master) he got sealed into the Earth by myjoung to escape the curse of bagsangsi. Myojeong was the previous leader of naryachong.The curse of bagsangsi is that the leader of naryachong will fall in love and and the wife will die in child labor and leader himself will die on his 33rd birthday. Myojeong tried to escape the curse but ended up falling in love with hwerim. But hwerim was killed after she gave birth to taehee and myojeong was killed by jaegyeom on his 33rd birthday.
Jaegyeom was the son of 2 exorcist who sacrificed their child to create a god of calamity. Because at that time Naryachong was losing its followers due to the peace so the Naryachong wanted to create chaos in order to make it importance great again. Seeing this inhuman act myojeong killed jaegyeom's parents, dismissed naryachong and went to find jaegyeom to kill him as he is the vessel of an eagle God. But when he found him he just couldn't kill him and ended up actually loving the child. Myjoung realised that the evil God of chaos couldn't be separated from jaegyeom and will eventually eat his soul. Myojeong try to freeze the evil God but because the evil God and jaegyeom shared the same name coincidentally he ended of freezing jaegyeom as well making immortal. Jaegyeom basic with reached his Adolf body by consuming myojeong's life force.
This got revealed after both taehee and jaegyeom are in love with each other. Both of them did not know the truth. Jaegyeom crashed the fuck out and taehee had an existential crisis.
Taehee still went with the plan to destroy naryachong with out getting his name tag back.
The translation is still on going and this is half for the story has progressed in the novel

Damn ya just spoil it for me pls