"Humor me for a moment. Have you come across things in your numerous journeys that have felt off?"
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Nastasia is an enigmatic yet incredibly intelligent Team Xen executive. Compared to most other executives, her motives for being part of Team Xen are unclear as she's seen doing things that would normally go against the organization's policies. As a child, she is known as Anastasia, the only child and daughter of Katsu.