Rein nodded. "I can understand." She'd left Hayate of her own will, certainly, but she would never want her to be without the Knights. Family was important.

"But if we're brought from different times we might be able to return to any time we like as well. He might never miss you." Time travel was an area that remained beyond her expertise, of course, but if they were truly individually selected and... transported from their worlds of origin, not just copied over, it seemed sensible that the process might be reversed. She wouldn't bet anything on it, but the possibility was there.

Though she'd have more than just time travel to consider if such an opportunity were presented.