The book Tench finds is further proof that the stranger is a priest, as no one else would carry around a book written in Latin, particularly one whose title translates to “The Eternal Martyr.” While the stranger is compelled by his duty to God, his life is full of misery, so much so that he wants the Red Shirts to catch him. This is a moment when it becomes apparent that the stranger, while likely a priest, is a complicated man, who has flaws and struggles of his own.