British actress and model Cara Delevingne has announced the release of her debut novel, Mirror, Mirror, a coming-of-age story centred around four 16 year old friends.

Delevingne, who wrote the novel with The Sunday Times bestselling author Rowan Coleman, commented 'Writing this book with Rowan Coleman has been such a special experience. I loved the process of creating the characters and developing the storyline. I am so proud and I cannot wait for everyone to read this collaboration between me and one of my favourite writers'. The novel is available October 5.