[Fourth Era, Year 1648: The plan to nationalize genetic companies, delayed for 13 years, was announced to be indefinitely postponed, with the authorities no longer insisting. This sparked a frenzy among capitalists, leading to a massive influx of funds into the genetic technology market, with various new and increasingly radical products being proposed.]
[Fourth Era, Year 1700: Humans modified by new genetic technology began to exhibit physical differences, such as a diversity of hair colors, more beautiful eye colors, more appealing physiques, immunity to various diseases, and an average lifespan nearing 200 years.]
[Fourth Era, Year 1859: With the iteration of genetic technology, 'New Humans' began to emerge within the Federation, exhibiting distinct characteristics and abilities from Old Humans, such as innate tetrachromatic vision, perceiving spectra beyond normal human capacity, and hearing ultrasonic waves undiscoverable to ordinary people.]
