"Poppy Shakespeare" is a novel written by Clare Allan that tells the story of two women in a mental health institution. One of them, N, has been a patient for years and is convinced that she doesn't belong there. The other, Poppy Shakespeare, is a new arrival who is determined to prove that she is sane. As the two women form a friendship, they navigate the complexities of the mental health system and challenge the authorities who are supposed to be helping them. Through their bond, they confront the stigma and discrimination faced by those with mental illness, and ultimately, they fight for their right to be seen as individuals deserving of respect and autonomy.