Katchit

Dithered dimensions biggest threat; a serial killer that kills for the thrill, adrenaline, and satisfaction.

Formerly when bound in prison (and likely currently in the story...), he meets Pyloni after the two end up in the same cell.

Eventually with some convincing, court trials, and bailing, Katchit was let out strictly on house arrest.

Yes, him and Pyloni are dating.