When the story of "Dusk" opens, the setting is a park. The main character Gortsby is sitting on a park bench. He is noticing the defeated who come out at dusk, the time of day when no one will notice their humble clothing.
Gortsby is sitting on a park bench around 6:30 pm on an evening in March. The park is known as Hyde Park in London. It is the time of day when the defeated come out. It is a time of day when the defeated will barely be noticed because it is almost dark. Gortsby notices the shadows of people who live defeated lives:
He notices other people who are barely visible in the gathering gloom as they walk in the park or sit on benches.
Dusk is the time of day when tricksters come out. The young man who is a scam artist comes out at dusk. He shares his scam with Gortsby and eventually walks away with Gortsby's money.