Also known as Cthulhu Mythos RPG -The Sleeping Girl of the Miasma Sea-, cmrsgoms, cthulhu mythos rpg sleeping girl of miasma sea
This Cthulhu Mythos RPG is a retro styled horror RPG containing modern elements. What terrors await you in the abandoned mansion...? Create the protagonist "YOU" to your liking. Select your companions and unravel the mystery of the mansion.
The demo version of the adult game 'ISExKAI MAIDEN～Osawari H as you like in another world～' created by たわわデリバリー is now available in Steam Next Fest. This Steam Next Fest ends March 2, 2026, 10 AM (PT). Make sure to play…
Browse past updates and patch notes for this game.
