In fact, "Heaven knows what" is almost documentary biographical sketch of the life of 21-year-old Ariel Holmes, which until a chance meeting with director Josh Sefdi really lived exactly as shown in the film. In addition, it is Holmes starred as herself, and her boyfriend allegedly prototype is a cult figure among New York drug addicts, and his name was Ilya. The story of young drug addicts. Living and subsisting in another world the vast metropolis they live each day as the last, moving from dose to dose, suffering, stealing risking his own life both before and after such a necessary and desirable injection. Even though at times they sometimes even for a moment there is a desire to escape, to get rid and change.