[Lewis finally confesses] Lewis: I sent you the flowers. Lisa: You? Lewis: Um, you see, I -- I like to take these walks, at night mostly. I like to look up at all the darkened windows and just wonder what peoples lives are like and what they're dreaming about. One night, I was out pretty late and as usual, all the windows were dark. Except one. And I stopped, and I looked up. I saw you...standing there, and...and you were crying...and I thought, what was it that made you so sad? So I followed you to work the next morning and found out your name. Lisa: And you made this incredible arrangement of flowers for someone you'd never even met? Lewis: I'm really sorry if I was strange yesterday. Somehow it just seemed really important to -- Lisa: To keep it a mystery.