Death opens part 1 with a flashback what it is?

In Part 1 of "The Book Thief," Death reflects on a significant moment from the past, specifically the day he collected the soul of a young girl named Liesel Meminger. This flashback introduces Liesel's story during World War II in Nazi Germany, highlighting the themes of mortality and the impact of war. Death's perspective reveals his unique role as a collector of souls, setting the tone for the narrative that explores the beauty and tragedy of life. This moment establishes a bittersweet connection between Liesel's experiences and the inevitability of death.