NPC Sex: Into the Demon Lord’s Lair! A Sex Free For All [Final]

After playing a game until you fall asleep, you suddenly awaken to find yourself inside the world of the game you were playing.
Minimalistic story, no battle, no bullshit. It is a simple game that you can start playing and have sex immediately.
Explore the game world and enjoy the immersive feeling of having as much sex with girls and monsters as you like.​