To pay for her grandmother's treatment, Savannah leaves her rural hometown and heads to Hadleyburg to ask her estranged father for help. On the train, she unexpectedly saves the life of Hudson, the ruthless, untouchable mafia king of Hadleyburg, after he's ambushed and severely wounded. When Savannah arrives in the city, Hudson returns for her, fiercely, publicly, and with an obsession the whole city fears.