Nine Days is a book about a boy named Ethan and his friend Tianna. They go halfway around the world without their parents knowing to look for Tianna’s father who disappeared. Tianna’s father is a political activist who wants a democracy in China and disappears after going to China illegally to meet other activists. Tianna is so distraught that Ethan decides to do something, so he buys tickets and takes Tianna and himself to Hong Kong to look for her father.