It's a mystery to Edward too, honestly. He wandered around and bumped into things until he eventually ended up in the hospital.

He cocks his head when Levi moves his rifle. That sound he recognises, and he's relieved, somehow, to know his new companion is armed.

The rough parts of Levi's hands don't pique his interest; he assumes they're calloused from rifle handling. He arranges his own arm in the crook of Levi's and nods when he's ready to go. "I will. If you see a long stick or something else I can use as a cane, would you give it to me, please?"