Piper Chapman is the main character in the television series Orange Is the New Black, based on the memoir by Piper Kerman. She is a privileged woman in her thirties who is sentenced to prison for a crime she committed a decade earlier, involving drug smuggling for her former girlfriend, Alex Vause. Throughout the series, Piper navigates the challenges of life in a women's prison, dealing with complex relationships and the realities of incarceration. Her character evolves as she confronts her past and learns to adapt to her new environment, highlighting themes of identity and resilience.