In the vibrant heart of Nogales, Sonora, a champion's story of bravery and determination through fists is forged.

As the documentary unfolds, we connect with the spirit of improvement, tireless dedication and fight to always prove to be the best.

Through friends and family, we discover the roots, setbacks and triumphs of Oscar's life and career.

"Borderline Warrior¨ immerses us in the action of the ring, capturing the intensity, emotion and previous experiences of the camp of the fight "Navarrete vs Valdez" for the "Junior lightweight" world championship.

Despite the unexpected result, the story continues consolidating a real story of resilience from the Mexican champion towards his next boxing challenge.