Sold By Her Husband
No one was willing to give them a job because of their nightmarish appearances, and those who sympathized with them were shunned by the majority.
Humans, being weak-willed creatures that feared the unknown, couldn't accept the disfigured group in fear of contracting the boils they carried.
It was a silly reason, really, but that's how humans were. It didn't make any difference to them that radiation was a chemical rather than a viral reaction.
As such, the Lawless were excluded by the supernatural and ordinary beings, leaving them to live on the fringes of society. Filled with hatred and resentment, they turned on the weaker race, the human women, to perform unlawful activities like traffick