Desert Dream (2007)

In a vast desert area somewhere at the border between Mongolia and China, Hungai lives together with his wife and child. Dutifully, Hungai plants little trees in the desert. After his wife embarks on a long trip to a hospital in the capital Ulaanbaatar to have their sick son examined, Hungai starts to drink out of loneliness. One day, a North Korean fugitive and her son ask for shelter in his home.

Unfortunately the movie Desert Dream is not yet available on HBO Max.