In AD 4029, human civilization collapsed across the board. The first batch of new human immigrants to undergo genetic modification create a new home in Norwich.
Since then, mankind has entered the Kissing Star Period.
In the year 1027 of the Kiss Star Epoch, the earth's resources were rapidly depleted and the environment deteriorated. The last batch of old humans responded to the interstellar call and accepted transformation.
In the year 1039 of the Kiss Star Era, Thea, the last Archon of the Earth, signed an agreement to forcibly send the last hundred people away from the Earth.
In the year 1041 of the Kiss Star Era, the pure human Theia tore up the marriage notice of the interstellar royal family and stayed behind on Earth.
In the year 1041 of the Kiss Star Era, Thea discovered that she was pregnant.
Siya: I'm sorry
Purpose: Norwig's light has always been on the earth