To understand the entertainment value of this dynamic, one must first understand the narrative gap Kushina filled. For over a decade of serialization, Naruto Uzumaki was defined by his isolation. He was an orphan with no knowledge of his lineage. The reveal of Minato Namikaze (his father) was a turning point, but the introduction of Kushina Uzumaki during the Fourth Great Ninja War arc provided the emotional closure the series desperately needed.