After receiving a mysterious package from her long-lost father, LA lawyer Fiona Fox travels to Ireland to uncover the truth behind his cryptic letter. But as she delves deeper into his past, Fiona finds herself caught in a web of secrets.

Fiona, Musa, and Róisín investigate the next clue in the briefcase—a pair of blood-stained Mixed Martial Arts gloves with a hidden metal gauze. Róisín suspects a link to a local criminal fighter.