Otago Spirit gave a gutsy display and rattled Auckland in the first half when they scored three tries to lead 17-12.
But the star studded Auckland womens rugby team came storming back in the second spell to scored 16 unanswered points to win the game 28-17 and remain unbeaten for the season.
Otago finished third in the NPC behind Auckland and Canterbury.
Auckland Storm 28 (Charmaine McMenamin, Aleisha Nelson, Fiaoo Faamausili tries; Emma Jensen 2 con, Hazel Tubic 2 pen, Bella Milo dropped goal), Otago Spirit 17 (Hailee Hurring, Arna McLeod, Anika Tiplady tries; Kelly Brazier conversion). Halftime: Otago 17-12.