Jealousy
Mari senses something changing. When she sees John, she thinks he's going to take her aside and tell her it's over. Instead he asks her to dinner at his place.
After drinks, she excuses herself to use the powder room. She knows she shouldn't, but she pauses in his bedroom to slide her hand under his sheets.
The feather is small and white.
She brings it out to him, places it on the table without a word. He takes her hand, leads her unwillingly back to his room. Indicates the new pillow.
"It was for you. And hers are grey."