Pao's Story (2006)

Set in a breath-taking primitive landscape in the mountainous provinces of Vietnam, the film tells the story of a Hmong tribe girl named Pao. She was raised by her stepmother, for her real mother left her when she was little. One day, her stepmother dies in an accident, and she begins to track down her birth mother. But her journey turns out to disclose an unsealed sentimental drama of the family in the past.