Cest Hound
A person who is actively interested in the topic of incest.
OR
A person who is actively involved in incestous activity.
OR
A person who is actively involved in incestous activity.
My friend Hikaru is a huge fan of Incest anime & literature. He's a cest hound alright.
Or
The Roman emperor Caligula had sex with several of his family members, he sure was a cest hound.
Or
The Roman emperor Caligula had sex with several of his family members, he sure was a cest hound.