What purposes does the flashback serve in the story dog star?

In "Dog Star," the flashback serves to reveal the protagonist's deep emotional connection to his dog, highlighting themes of loyalty and companionship. It contrasts the warmth of his memories with the harsh reality of his current situation, enhancing the sense of loss and longing. This narrative technique also deepens the reader’s understanding of the protagonist's motivations and emotional struggles, ultimately enriching the story's exploration of love and sacrifice.