We should not be afraid of the sky : a novel

"During the golden age of the Roman Empire, five young girls enjoy a modest childhood in their small Portuguese village. They race each other through lemon orchards and pick fresh fruit for the commander who overlooks his people from a large house on the hill. Though the girls are all raised by different families, there is one thing they know without a doubt: they are sisters. What they don't know is that their simple existence is about to be irr...