In a world where the demon king has been vanquished and peace has come, Lex, a magic doctor, runs a clinic. However, all he receives are patients who are more irredeemable than the rest of the world, x-rated...

The twins, Oona and Hooru, come to the house of Takeuchi Kou, a super-skilled porn star. They appear to be just normal girls but they're actually not. In fact, they are succubi who devour humans' sexual desi...