As war erupts in the Congo a primatologist, Jenny, discovers 15-year-old Lucy, the supposed daughter of another primatologist killed by rebels. Together they escape back to the US and start to build a life together. However, a shocking truth about Lucy's creation leads to all sorts of problems. What makes a person human? Can humanity be legislated? These and other questions are raised at least in passing in this story that is sure to appeal to teens as well as adults.