Andromeda, the meaning of Andromeda's name; Rigel, the meaning of Bellatrix's name; so this article is the story of Bellatrix and her sister Andromeda after their sexual transformation.
Ps: Since the author is a student, the update frequency of this article is tentatively scheduled to be three or five updates from Friday to Saturday, and one update on Sunday. It will definitely not be a scam!