Hawaii 5-0 Season 10 Episode 16 Head to Head

When a former professional boxer is found dead in an alleyway, Five-0 investigates the world of underground fighting. The case hits particularly close to home for Junior Reigns, who used to be involved in the underground fighting scene. Meanwhile, Tani and Quinn follow up on a lead that could potentially exonerate McGarrett's father. As Five-0 dives deeper into the case, they discover a web of corruption and deception that runs deeper than they could have ever imagined. With time running out and the stakes higher than ever, the team must work together to bring the truth to light before it's too late.