People routinely get implants in their spines that record their movement patterns over time, and are eventually able to control them. But it's difficult for the implant to control the body with the interference of signals coming from the brain- It works much better after the head is removed.
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A noblewoman is going to be beheaded; Maybe she was sentenced to death, maybe she chose it for reasons of honor. Either way, she is allowed to select her executioner, and his audition involves demonstrating his skill on a servant.
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A noblewoman's loyal double is captured in her stead. She could be freed by telling her captors that she's not her lady, and where she went. Through torture and execution, she does not.
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This country's royalty gradually lost their power over the last centuries, but are still considered divine. Their role in society had a peculiar transformation, starting in a time of great famine with a princess who volunteered to be executed to placate the gods and assure the people that her family cares about them. Now they are clergy, with the men impregnating beautiful commoners, and all the royal-born women conferring blessings before being sacrificed.
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Young girls are going to be executed, but it's illegal to execute children. So they are stripped to show everyone present that they have pubic hair.
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Naked servants stand, walk around or just work at a hotel/cruise ship/etc. There are cooking stations spread around as well. At any moment, a guest can stop one, ask for a part of her, and have it cooked and served in minutes.