A teenager uncovers a plot of two-dimensional beings to invade Earth by posing as a construction crew to dig a hole in the street that acts as a passageway between dimensions and thwarts their designs.; A retired couple exploring the Everglades comes upon an alien who has been mired in the bog after landing to affect repairs and was making his way back to the ship. In exchange for their help in securing enough vines to pull him free of the bog, he removes their memories of the incident and makes them younger.; A greedy elevator operator fakes an accident to get a rich customer to give him a big tip, but the elevator falls forever as the suddenly sinister passenger promises he’ll get his reward.; A teenager in the future desires to return to Earth despite scientist's warning that over thousands of years humans are no longer adapted to life on Earth. When the boy steals a rocket ship and makes the faster than light journey back to the original homeworld, he finds that the scientists were indeed correct as his rocket ship is only about an inch tall to the Earthmen.