The outer frame - the Time Traveller explains to a group of friends that he believes in a fourth dimension, through which it is possible to time travel. A week later he begins to tell the story of his time travel.
The Eloi live in once-grand buildings, speak another language, and eat exotic fruits.
Caves and Vents
He finds the Eloi to be happy and healthy but considers their state a “sunset” of humanity because everything harmful seems to have been eliminated erasing the intellectual curiosity, passion, and energy.
The TT discovers odd well-like structures, ventilation towers, and industrial noises coming from below the surface of the ground.