On Black Sistersâ Street is a novel by Nigerian author Chika Unigwe. It was originally written in English, but was first published in a Dutch translation by Hans van Riemsdijk as Fata Morgana, in 2007. It was first published in English in 2009 (Jonathan Cape, London) as On Black Sisters' Street. The novel is about African prostitutes living and working in Belgium. On Black Sisters' Street won the 2012 Nigeria Prize for Literature, Africa's largest literary prize at $100,000.
The story is set on Zwartezusterstraat which is the "Black Sisters' Street" in Antwerp, Belgium. Here four migrant sex-workers try to make enough money to pay back the Nigerian pimp named Dele for the fee he claims for transporting them from Nigeria to Belgium.