Men and women who had a conversation in the waiting room of the hospital in the afternoon when the sun was shining through the trees. - A woman who naturally flutters while waiting for a medical examination because of the casual care of a refreshing young man. - The next place where the two met by chance was in the elevator of the same apartment. - At that time, an elevator that makes an emergency stop! - !! - Whereabouts of two men and women who were suddenly trapped in a closed room ...?