She did not want him to walk out the door.
Too often they walked out the door a second time.
He turned his back on the computer room and walked out the door.
He turned and walked out the door into the waiting room.
He started to walk out the door and then turned back.
She stood then and walked out the door without looking back.
Five minutes later she walked out the front door of the hospital.
He met her eyes for a moment, then turned and walked out the door.
A half hour later she walked out the door with him.
He probably could have walked out the door at that very moment.