"…They’re vengeful spirits."

When Seo Jun-Ho stared at them for a while, the blue spirits slid away behind a building.

"They said the Ice Witch is a banshee. Contractor, do you know what kind of an existence a banshee is?"

"A crying ghost."

Hissss! 

Seo Jun-Ho lit a Gate-use flare and threw it hard toward the ceiling. The flare attached itself to the high ceiling and lit up the dead city.

"They’re also known as the omens of death," finished Seo Jun-Ho.

"That’s right. There's a saying that if you hear a banshee’s sobbing, you'll likely die."

In truth, a banshee was not a monster. That was why the Frost Queen also asked Seo Jun-Ho if he knew what kind of ‘existence’ it was.

"Normally, those that died an unjust death will become a banshee. And they’ll look for someone who’ll listen to them…"

If a banshee was lucky enough to find someone who it could communicate with, it would ask the person for help. If the person agreed to do the request, the banshee would let go of its lingering feelings in this world and move on.

'In Korean terms, it's kind of like a virgin man or a maiden ghost.’

Naturally, as time went by, a banshee was likely to become an evil spirit if they didn’t manage to move on. This could happen if they couldn't find someone to do their request, or even...