Somehow, knowing someone was like him, was really really like him, calmed him down, and he relaxed slightly. He was still mad about not knowing who he was or what was going on, but he felt safer now than he did before. Like if he tried to put down roots near her, they'd actually grow.
His expression brightened somewhat and he leaned back into her shoulder, little arms splayed out comfortably. He might not know what was happening to him, but at least he felt safe now.