Set in the 1930s, the story follows Johnny Kovak, a hardworking Cleveland warehouse worker who becomes an influential leader within a burgeoning labor union. The workers face poor working conditions, low wages, and ruthless exploitation by their employers. Frustrated and seeking change, Johnny aligns with a small labor movement called the Federation of Interstate Truckers. His passion and determination draw him into the whirlpool of union politics, where his natural leadership abilities help rally the workers to demand better treatment. Under Johnny's leadership, the union gains traction, and they begin to organize strikes and protests that grab the attention of both the media and powerful business interests.

As Johnny climbs the ranks, he struggles to balance his fiery drive for justice with the increasingly complex and morally ambiguous world of union leadership. The growing influence of organized crime within the union leads to internal conflicts and ethical compromises, placing Johnny in difficult positions. Faced with betrayal, corruption, and immense pressure from both inside and outside the union, Johnny's idealistic vision clashes with harsh realities. Amid the escalating tension, Johnny must navigate these treacherous waters to fight for workers' rights without losing his integrity or the trust of those he aims to protect.