Who is Seth Morgenstern from Marjorie Morningstar and what is their importance? Marjorie_Morningstar_(novel) English & Literature Seth Morgenstern | Marjorie Morningstar

Seth Morgenstern is Marjorie's little brother. In college, he joins the Naval Reserve Officer Training Corps, and he goes onto become a World War II pilot. Sadly, Seth's plane is shot down in action.