It's a Dream. Sophie and Felix start rehearsing a typical scenario that turns out to be a typical case based on jealousy. The slow start is finalized in an emotional climax scripted by Sophie.
In the same dream. The focus on Sophie and Felix. Their theatrical argument that belongs to a screenplay, is being watched by someone else. The dark side of a masked individual operating in the background watches the scenario on a film strip. This fact opens up the story into a third direction.