The Cellar by Minette Walters ch2
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Before then her bedroom was a dark, windowless cellar, her activities confined to cooking and cleaning. She'd grown used to being maltreated by the Songoli family - to being a slave. She's never been outside, doesn't know how to read or write, and cannot speak English. At least that's what the Songolis believe. But Muna is far cleverer - and her plans more terrifying - than the Songolis or anyone else can ever imagine....
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