This door was made from a peculiar crystal, designed with an artistic flair, crowned with seven crystal lamps in the pattern of stars at the top, swirling with vortex-like light, among which inscriptions were operating.
"Purified Air, Temperature Control, Germ Removal, Odor Removal, Mental Stimulation, Image Recording, and Illumination."
Ian murmured to himself, recognizing that these seven crystal lamps were inscription devices made by the pre-Era civilization, used to provide services to all that passed through the door.
It had to be said that this was extremely comprehensive; when the door was operating at full capacity, with the gentle glow of crystal haloes, it simply resembled the gateway to the Heavenly Kingdom. By stepping through it, one would feel instantly invigorated, free from unwanted odors, entering an underground base with perfectly temperate conditions.
