When the truth finally dawned on Wanjiru Kariuki, she struggled to contain the deep remorse she felt in recalling her encounters with Sarah. The first time they met, Sarah was standing at the entrance of her house with Moses, holding their baby in her arms. As they shook hands, Wanjiru weighed Sarah up. Sarah looked podgy in her flowery blouse and black skirt. She had rings around her slightly red eyes and Wanjiru wondered what her husband, Kariuki, had ever seen in her...Full Story