Time Skipper, Hap Holliday, travels through time in his "Year in an Instant" Time Yacht, a spherical time conveyance making past and future travel instantly available. Professor Eon Tempus helped with designing and constructing the yacht, and accompanies Hap on his adventures. In their first outing, the pair visit the year 100,001. The pair encounters a dry seabed with giant crab-like creatures and a giant, land-traversing octopus.