On a deep wound that requires ages to heal, the novelist, Kim Ecklin, presses to open a biography of genocide, and travels from the farthest west to the farthest east, to tell part of the tragedy of an Asian country, recording part of the testimonies of the living survivors, and those who wrote small signs, bearing two words. "We will not forget," and they hung it on tree trunks, and it was also motivated by the story of a woman she met in the market of the Cambodian capital, Phnom Penh, who lost all her family members at that time, and when the Canadian author asked her: "Can I help?" What can I do? Her answer was: "Nothing, I just wanted you to know."