It's tough being an Afghan girl - one solution is to become a boy. Rahima becomes Rahim - a bacha posh, who is temporarily allowed to act as the son of the family with all the freedom that implies. Parallel to her story is that of her great-great-grandmother, a guard in the king's harem. The violence, abuse and misogyny are hard to take, and tragically, little seems to have changed in the last hundred years.