Cloud asked Aerith to come with him, and the moment she refused, he knew something was wrong and worried she might be upset with him. Maybe being together all the time had become so natural to him that her suddenly wanting to be alone genuinely bothered him.
He chuckles when she teases him by repeating something she once said during their awkward early dates. It’s so adorable. I can see Cloud’s tough exterior melting away, revealing the gentle side of him through his tone and expressions 🥹