Psycho Proctologists - Hakuna Matata, Vagina Dentata (Psycho Proctologists #2)

The Psycho Proctologists are back, and they're on the hunt for demons who hide in the dankest, darkest crevices of existence. And this time, they unwittingly uncover a nefarious plot aimed at eradicating the most sacred of human institutions:

Sex.