Those Years, Those Things

Three years later, I have returned to this place. I try hard to breathe in the familiar air here, but I can no longer smell your breath. The familiar streets and the hurried crowds around me feel like a world away. Yes, I'm back, but where are you? ? ? If everything could never happen again, if time could really go back to that lazy afternoon, would I still be so determined to leave? It's a pity that there is no if in this world...