Irene wears no clothing and high heels at the beginning to assert power over Sherlock, but realizes this does not work on him. Sherlock wears layers to hide information, while Irene is open. Their dialogue shows Sherlock speaking quickly when analyzing the case, while Irene is more suggestive. The scene uses camera angles, lighting, and music to convey shifts in power between Sherlock and Irene as they interrogate each other, with Sherlock ultimately dominating by making Irene put on his coat and reveal her safe's location.