Esther Summerson is the main character in Charles Dickens' novel, "Bleak House." She is an orphan raised by her cold and distant guardian, Miss Barbary. Esther is kind-hearted, compassionate, and often serves as a caretaker for others, reflecting her nurturing nature throughout the story. As the narrative unfolds, Esther discovers her true parentage and navigates complex relationships with various characters, including Mr. Jarndyce and Lady Dedlock. Her journey highlights themes of identity, social injustice, and the impact of the Chancery Court on people's lives, making her a central figure in the novel's exploration of Victorian society.