"Spare" is a memoir written by Prince Harry, the Duke of Sussex and sixth in line of succession to the British throne. In the book, Harry provides an intimate account of his life as the royal "spare heir" and not the future king, and how that shaped his life and personality. He talks about the difficulties of growing up under intense public and media scrutiny, dealing with the tragic death of his mother at a young age, and his struggles with mental health. Harry also discusses his decision to leave the royal family and move to the United States with his wife Meghan Markle and son Archie, seeking a more peaceful life away from the pressures of being a royal. Overall, "Spare" provides a deeply personal look inside Prince Harry's life, struggles and walk towards emotional freedom and healing. It aims to humanize the royal family while also shedding light on the psychological challenges of growing up as a royal "spare heir"