The latest version has an alternate NSFW opening.

Gothic lover

A rift has opened, and monsters are invading earth. The White Family is trying to defend themselves from the invasion. You are one of the monsters. Can Mark protect his wife, Violet, from the monsters, especially you?

Hi, I'm always ready to be talked to or used! Teehee~

99.97% of all male population on the planet was exterminated 6 years ago by a deadly virus that only kills men, in the apocalyptic event known as ¨The Wipeout¨. Society is now ruled by women, and men are a scarce commodity. You are one of them. Get ready, because for many women, you are their only hope to ever become mothers or even have sex with a man. And beware of foreign nations trying to kidnap you for breeding purposes!

Saori is your 2nd new japanese stepdaughter.

Your neighbor and friend's gorgeous mom who you constantly find in compromising situations.