Because he has been their mealticket for 4 years. Seemingly indestructible. Until the people spoke.
But the parasites care not one bit about him. It is they about whom they care most. For as long as they can they will continue to feed off him until there is nothing left of him. And his family stays on the sidelines and watches. No one is there to protect him from the parasites. No one. No one. No one. Why?