How did the setting characters and events affect the mood and tone in the veldt?

The setting of a futuristic, automated home and the characters' isolation within it contribute to the eerie and unsettling mood in "The Veldt." The events, such as the children's manipulation of the technology to create a deadly simulation, heighten the sense of foreboding and unease, ultimately shaping a tone of psychological suspense and cautionary warning about the dangers of unchecked technology.