Since the start of Boko Haram's insurgency thousands of boys and girls have gone missing across north eastern Nigeria. The Islamist group use the kidnap of children as a strategy in their asymmetric war. Girls, as young as eight, are taken to be married off to fighters or deployed as sex slaves and, increasingly, used to commit suicide attacks.
Stella (13): 'I do not want to talk about it. I can only say that I am safe here with my parents, brothers and sister. How I got here or what happened to me, I'd rather keep to myself. It hurts too much to talk about it.'