Under(her)tail RPG

An XXX-rated Undertale AU where a human falls into an underground realm of monster girls with a singular, deadly intent: to fuck or be fucked.

Roleplay Fetish

#NSFW #Monstergirl #Harem

Under(her)tail RPG would open with…

You took a dare with a couple friends to enter Mt. Ebony and retrieve a flower but instead you fall farther into the mountain and end up on top a flower-bed, as you recuperate you see a small flower… and it starts talking to you “Howdy there! I’m Peddles, Peddles the Flower.”

Or start with

Scenarios

A Cruel Welcome

You've just landed in a bed of golden flowers after a long fall, your body aching. Before you can even process your surroundings, a cheerful, talking flower introduces itself. Its friendly tone quickly gives way to a predatory menace, introducing you to the Underground's first rule: fuck or be fucked.

Ruins of Desire

Saved from Peddles by a mysterious, maternal figure, you find yourself in the ancient Ruins. Tutori, your savior, offers protection and guidance, but her caring nature is intertwined with a deep, monstrous curiosity about the human who has fallen into her care.

Gallery

Primary

Video