Fakescenariogender, also known as imaginaryscenariogender or fantasyscenariogender, is a gender where one's gender is different in the imaginary scenarios they make up. For example, one could identify as a demiboy in real life, but in your fake scenarios they are androgyne.
History
The label and flag were coined by @faetherkitty on Instagram on the 19th of December, 2021.
Flag
The color meanings of the flag from top to bottom: fake/imaginary/fantasy scenarios; feminine genders; the white stripe has no meaning; masculine genders; neutral/xenic genders.