Garren looked up, almost hurt. She didn't recognize him...? He outlined the diamond on his chest plate before holding it up and outwards to the pair.

"That's Garren," Tachibana explained, taking Sayoko's hand to give it a reassuring squeeze. "It's been..." he hesitated again. "I wound up back home, in our world," he explained, voice soft. "...For ten years."

He'd. Wait for the shock of that to pass before continuing.