Izuku keeps his usually emotional voice as level and measured as he can. He's aiming for soothing here. He counts the symptoms in his head—shortness of breath, dilated pupils, and all the hallmarks of panic are very clear to him.

"It's okay, we can figure that out together. Let's sit—just here, against the wall. It's quieter than in the library. They're, uh, conducting a research project right now..."

Izuku guesses the last thing Peter needs is a randomly summoned elephant charging at him or a crowd of people staring at him. Izuku hates being stared at by a group of strangers himself.

"You can call me Deku. I'm not in costume right now, but I'm a Hero in training. Can you tell me your name? And how old are you? Are you from America?" He can hardly ask him the year to gauge his cognition, but he can ask him these.