What do you do when your education, at James Gillespie’s High School for Girls, only equips you to teach secondary English or to work in a department store, and yet you’re educated enough to feel the lugubrious weight of Edinburgh skies? If you’re Muriel Camberg, you take the first ticket out of Scotland, even if that means moving to Rhodesia as the wife of Sidney Oswald Spark, who later turns out to be a manic depressive, prone to violent outbursts. Having exchanged dark skies for wild savannah winds, and now the mother of a child, where do you find safety from the storm?