You are an office clerk, out for a smoke on the roof and stunned by the sight of a twenty-year-old girl sitting on the roof of an office building hugging her knees with her head down. Her eyes were as bottomless as the ocean, her short hair was as dark as the night sky and fluttered in the wind, and her coat was a little too big on her pale body. Her gloomy face seemed to be identified with the overcast sky overhanging the sunset city and hiding the alienated girl in its shadows...