She was sitting inside, staring off into space, lost in thought.
I stood outside looking in at her. She seemed not to notice me.
I used my phone to take a picture of her.
I knocked on the glass, held up my phone, and showed her the screen.
She smiled and waved at me to come inside.
Written for the Twittering Tales prompt from Kat Myrman. Photo credit: Juan Pablo at Pexels.com.