As she went to sit down at the kitchen counter, she continued to press herself to try to remember what she had done the previous night. She had been slightly tipsy at the party, but due to experience she was still sociable, she only sounded friendlier because of it.
Then Michael insisted that they leave early because she was drunk. She had refused, but after some persuasion, she conceded to his request and left with him.
After she had gotten in the car and become comfortable, and all the tension she had had about being around strangers was finally let go. This was how she felt, like she suddenly got even drunker than she was before.
Michael had not had a drop of alcohol because, at the end of the day, his face still represented Lewis & Co. He had never drunk before, so he did not want to try it just to embarrass himself in front of all the potential and current clients of the company.