What is "kappas"

Usage examples of "kappas".

I swallowed several times, trying to convince myself that I was in no way behaving pruriently, but I finally slipped the packet into my pocket and decided to wait until I was home before I discovered just how depraved Dean Vanderson and the Kappas could be.

She was the one who warranted a second look, dressed as she was in a naughty scarlet peignoir, with enough makeup on her face to intimidate a seasoned hooker, but very little she or any of the Kappas did these days surprised me.