While the city celebrates the Queen’s birthday with a display of fireworks, Murdoch investigates a messy case of fixed fights and shady backroom dealings in the dirty world of boxing. After his victory against Sully Sullivan, boxing underdog Amos Robinson is found dead in his hotel room. Amos’ wife, Fannie – found standing over her husband’s bloody body with a gun in her hand – stands out as the most viable suspect. But Murdoch’s strong intuition tells him otherwise, and he must act fast or Fannie will hang for a crime she didn’t commit.