"Ross Poldark" is a historical drama series based on the novels by Winston Graham. Set in the late 18th century, it follows the life of Ross Poldark, a British Army officer who returns to his home in Cornwall after fighting in the American Revolutionary War. He discovers that his father has died, his estate is in ruins, and his love, Elizabeth, is engaged to another man. The series explores themes of love, social class, and resilience as Ross attempts to rebuild his life and his family's tin mine. It also highlights the struggles of the working class during the industrial revolution, showcasing the challenges faced by characters like Demelza, a young woman who becomes an important part of Ross's life.