The Alphas' Captive

Sold to a pack of alphas, Cara doesn't even know what an omega is, or what the pack wants her for.
Chained in a cell, they use her body for pleasure, but is there something more to it than getting what they paid for?
Does she have any hope of a future?
***This is a Dark Omegaverse Romance. Please see author's website for content warnings.***