There's a legend that's been circulating in the world. One day, the Devil King will descend upon this world, and under the banner of the Devil King, there will be seven terrifying Devils, who, will bring darkness of despair to this world.

“Dear audience, welcome to [Dreadful Radio Game], hope you enjoy our company. Okay, now, let’s turn around and check behind you. Is there a smiling face looking at you?”