"Poly Styrene's Daughter" is a documentary that explores the life and legacy of Poly Styrene, the iconic punk rock singer of the band X-Ray Spex. The film delves into her influence on music and culture, highlighting her unique style and the challenges she faced as a biracial woman in the punk scene. The documentary also focuses on her daughter, Celeste Bell, who reflects on her mother's life and the impact of her artistry. Through personal stories and archival footage, the film aims to celebrate Poly Styrene's contributions to music while addressing themes of identity and motherhood.