"Trying to hide my immense fear, I said goodbye to my wife and son." Going deep into a family of terrorists and directing a ducumentery itself is so shocking and fearful. A story of the intergenerational production of terrorist, the dust, the smog, the prayer, all of them just be told so calmly, but all have a great mania. Like the pure black smog rising in the end, the story is a long nightmare.