The Cleaner, the Cat and the Space Station

Since leaving Ethiopia, Hanna Abebe has survived in London by working illegally as a cleaner. But her life unravels after a sexual assault; living rough, she loses the resulting pregnancy and very nearly her life. Salvation arrives and Hanna’s rescuers welcome her into an unusual new family: a school for recruits to the Shantivira, the secret space station which protects the Earth. Then Hanna uncovers a traitor in their midst . . .