Ikemen Vampire: Temptation in the Dark

Sinopsis en inglés

The game takes place in late 19th century France where you, the player, have been transported to from the 21st century. You're stuck in a mansion full of some of the greatest historical figures of all time for a month until you can go back to your own era, but there's a catch - every single one of them is a vampire. There's only one rule for you during your stay, don't fall in love.