[ filter: twins ]
Neither. She could not answer to the call of duty.
I doubt the Camelotian would risk his people, and the Queen would not be so desperate as she is where the couple safely in the man's hometown. There is nothing in Ryugu-jo I do not see. They are not here.
Their rulers, siblings or not, have never been a problem of ours. True. This is why Babylon is the best possible option. There would be no threats, no struggles -- only surrender.