First some really spooky/grim games in case you're already into Halloween mood.
https://store.steampowered.com/app/615700/A_Plunge_into_Darkness/
https://store.steampowered.com/app/618750/Choose_Wisely/
Then a classic tale by Gemelle Games (already behind Undefeated and The Tale of a Common Man), this time an enthralling mix of sci-fi and fantasy.
https://store.steampowered.com/app/461340/A_Timely_Intervention/
And if neither fantasy nor sci-fi are your thing (a rare achievement in itself!), why don't you try our party selection dungeon crawler set in modern settings?
https://store.steampowered.com/app/332400/Girlfriend_Rescue/
Last but not least, a duo of cool retro RPG, to scratch the itch to play a classic game!
https://store.steampowered.com/app/1031210/Fantasy_Heroes/
https://store.steampowered.com/app/1420970/Fantasy_Heroes_2/
Have fun!