Occultus is an adult visual novel about vampires, cults and the debauched lifestyles of the wealthy elite of a small town called Moroburg. You play as a young man who after meeting his estranged Aunt when looking for work and through her, you will

Prince Carl of the Kingdom of Klaus reached the age when he must perform the traditional ceremony of love. The ceremony is that he needs to spend one week with a woman of his choice to prove that he is now an adult. He chose Julia, his teacher.