A man who is cursed & a man who controls the curse. Two opposites meet, and a twisted destiny is set in motion!

Aonami Jido has the unusual ability to see "seeds of bad luck" that cause disasters.
In order to escape the dream of being burned by a creepy demon, he picks up the bad luck. One day, he comes across an enormous "Wall of Bad Luck." With an unprecedented opportunity to do good deeds, he sets out to exterminate the Wall with all his might,
Then a beautiful man, Tsumori Shinpaku, carrying a Japanese sword, appears and tells him that his actions are causing a disaster.

The "Onmyou Brothers" begins, in which the two fight against the inescapable cause and effect of blood!