Sundubu Doubi Douba 1·2·3! Dark Sundubu Game Ecchi Edition

Synopsis

A dark Sundubu game was being held.

――If you participate in the dark Sundubu game, you gain power.

Win, and your wishes come true.

Lose, and it’s taken from you.

Drawn in by that magical power,

The girls become absorbed in it.

“Sundubu”

“Doubi Douba”

‘1·2·3!’

With those magical words,

The story unfolds……