The Collar and the Cavvarach by Annie Douglass Lima

https://thebookvoice.com/podcasts/2/audible/198372 to listen full audiobooks. Title: The Collar and the Cavvarach Series: Krillonian Chronicles, Book 1 Author: Annie Douglass Lima Narrator: Joseph Baltz Format: mp3 Length: 12 hrs and 12 mins Release date: 06-15-20 Ratings: 5 out of 5 stars, 14 ratings Genres: Sports Fiction Publisher's Summary: Bensin, a teenage slave and martial artist, is desperate to see his little sister freed. But only victory in the Krillonian Empire's most prestigious tournament will allow him to secretly arrange for Ellie's escape. Dangerous people are closing in on her, however, and Bensin is running out of time. With his one hope fading quickly away, how can Bensin save Ellie from a life of slavery and abuse?