It’s step, not half-siblings. The man in question is only related through civil contracts between your parent and his parent and, keeping with the lore of the step video, those civil contracts were only created after both of you reached the legal age of consent. The taboo is merely in the legal ambiguity of the situation.
What are you doing, step peer?
Help me, man or boy with whom I share one parent. It’s me, your female equivalent who’s stuck
It’s step, not half-siblings. The man in question is only related through civil contracts between your parent and his parent and, keeping with the lore of the step video, those civil contracts were only created after both of you reached the legal age of consent. The taboo is merely in the legal ambiguity of the situation.