In the Netflix series “Stranger Things,” the Demogorgon is a predatory creature that exists in a parallel dimension called the Upside Down. The character Barb, a friend of Nancy Wheeler, is shown to be captured and killed by the Demogorgon in the first season, while Will Byers, another character, is also taken by the monster but is ultimately rescued.
The reason why the Demogorgon ate Barb but not Will is due to the circumstances surrounding their capture. Barb was captured while alone, vulnerable, and wounded after being cut by a branch while sitting at a pool. On the other hand, Will was able to evade capture for a longer period of time, and was ultimately rescued by his friends and Eleven, a girl with psychokinetic powers.
The Demogorgon’s motivations for capturing and killing its victims are not entirely clear. However, it is suggested that the creature is drawn to human beings and uses them as hosts to reproduce. It is possible that Barb’s injuries made her an easier target for the Demogorgon, or that the creature saw her as a better host for its offspring than it did Will.
Another possible explanation for why the Demogorgon ate Barb but not Will is that the show’s writers wanted to create a sense of mystery and unpredictability in the story. By having one character be killed and another be rescued, the writers were able to keep viewers guessing about the ultimate fate of the show’s main characters and to add tension and drama to the storyline.
In addition, Barb’s death was used as a plot point to advance the character development of other characters, particularly Nancy, who feels guilty about not having done more to save her friend. The aftermath of Barb’s death is also explored in greater depth in the second season, as Nancy and Barb’s parents try to get to the bottom of what happened to her.
Overall, while the reason why the Demogorgon ate Barb but not Will is not explicitly stated in the show, it is likely due to a combination of factors such as Barb’s vulnerability, the creature’s motivations for capturing humans, and the needs of the show’s plot and character development.