One of These Days Gallery | Movie Synopsis: It is Saeed's birthday. The Meterology Dept. reports that two masses of air are merging together and their collision will have nuclear consequences. Then mass medics announce that this incident has no damages. Saeed's father is working to make a filter that can turn the existing cot to 02, via considering the trees doing. Saeed's parents after some researches and accidents, finally, can invent the filter. They save all the creatures who were dying from air pollution.