The slope of the "Forty Steps" in the film is depicted as follows:

	Following the opening black and white sequence that suggests the detective's
	daily routine, the camera focuses on a sedan parked at the bottom of the "Forty
	Steps".

	The camera lens scans the profile of Jang Seong-min, the criminal, then
	sweeps past yellow ginkgo leaves strewn on the road. This scene hints at the
	murder to be committed at the "Forty Steps".