"O Rei do Gado" is a Brazilian telenovela that aired from 1996 to 1997. The story revolves around the life of Bruno Mezenga, a wealthy cattle rancher, and his family. It explores themes of love, family conflicts, and the struggles between rural and urban life in Brazil. The plot also highlights the impact of agribusiness on society and the environment. Key characters include Luana, a strong-willed woman who challenges traditional roles, and Ricardo, who represents the younger generation's aspirations. The series is known for its rich storytelling and social commentary, making it a significant part of Brazilian television history.