Ichigo had not been thinking when he attacked Ulquiorra. In his mind, Ulquiorra was still the enemy, and therefore Ulquiorra was going to attack him.
After returning to his body, he scrutinized her. She hadn't changed much physically. Her face was a little sharper, her body a little skinner and her hair a couple inches shorter. In short, she was still beautiful woman he remembered.
However, the past Orihime would have never told him off, because she was always afraid if she exposed her inner emotions, her world would crash around her.
Apparently it had crashed. Now, she was fearless.
Prompt: fearless