Where am I?"
Approaching headlights.
Just as he thought he was about to be hit by a car, time passed.
When he came to, Mamorukun found himself in a mysterious world.
"Hi everyone~! Welcome to the Netherworld!"
According to the Netherworld shrine maiden "Jigokudani Fururu, "she summoned "chosen souls" to save the Netherworld from crisis.
Ignoring the protests of the boys and girls gathered with Mamorukun,Fururu continued her explanation.
Currently, someone is trying to open the gate to the "Dark World" in the Netherworld.
As a result, the residents of the Netherworld are cursed.
To save the Netherworld, you must purify the residents and prevent the gate to the Dark World from opening.
"Now, brave ones! Work hard for the Netherworld!"
Thus, the battle of Mamorukun and the others, summoned to the Netherworld to return to their original world, begins.