The series premiered on 10 October 2024 on Sky Atlantic in the United Kingdom. It stars Ella Purnell in the lead role. Rhiannon Lewis is a downtrodden wallflower who works as a receptionist at the Carnsham Gazette. She suffers from the psychological effects of childhood bullying by classmate Julia Blenkingsopp, which caused her to develop trichotillomania. Her father's death leads to a chance encounter with a stranger that changes everything.