There are very few mutated humans in the world who have the power of demons, but they can be tamed with drugs and used by humans. They are called "gifts of the devil"
A girl with the ability to transfer dreams develops an incredible relationship with the "devil's gift".
The girl suffers from Stockelm Syndrome, and the reason is actually because of this "gift from the devil".
The intertwining of reality and dreams makes the girl unable to distinguish between truth and fiction.
The brother who lives under the same roof has not met more than five girls in eight years.