Fired from his job Harry Dunston is approached by the Protector, whose special glasses see 24 hours into the future. His group protect people from accidents and they offer Harry a job. He later sees his former boss struggling to stay afloat in the river but turns in an incomplete report. The Protector fires him for his dishonesty but Harry plans to get the glasses back and watch his ex-boss drown. Instead a truck knocks him into the river and his former boss jumps in to save him. The Protector's agents save both men and admonish Harry for his evil scheme. Harry resolves to change his ways.
A carnival owner comes across small aliens who are spraying crops so that humans who eat the food will produce midgets so they won't have a size advantage when they invade, but he fools them into leaving Earth by claiming that the food is only producing small children ten percent of the time and producing giants the rest. He displays his circus giant to them as proof and they buy into his lie and leave.
An atomic weapons scientist has a dream that the plants have become fed up with humans and have taken over the Earth. When he wakes up in the morning, he finds that is what has happened.