Boundary of the soul

"I don't care if you're an exorcist or the Grim Reaper. Just make it disappear."
Joo Wooshin the only son of chaebol family has never lacked in anything. Then one day, he finds out that something strange is happening to him.

The eerie whispers of someone out to get you. And the strange things that happen when you fall asleep. The reality of not remembering was so terrible. Wooshin ends his life on his own in the time of suffering, obviously he's dead, and he has no regrets in this in this world… Why is he still wandering around? And why do the ghosts run at the sight of him?

At that time, when he only torments himself alive or dead, "he" appears, who identifies himself as an exorcist who catches ghosts.
"I got you. I've had a hard time finding you."
A strange companion begins with a strange spirit wandering through Gucheon and a strange exorcist who came to catch him.