The Sydney Roosters entered into the NRLW grand final against Cronulla as red-hot favourites after easing their way into the decider by knocking off two-time reigning premiers Newcastle in the semi-finals.
The Sharks shocked the league when they halted a run of three consecutive losses to knock off the highly fancied Brisbane Broncos to book their spot in the final during just their second year in the competition.
Olivia Kernick, fresh off her Dally M Medal win earlier in the week, crashed over from close range to open the scoring for the Roosters, which opened the floodlights for the side to score four more tries during a demolition job in the first stanza.
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The Sharks stemmed the bleeding in the second half when their captain Tiana Penitani crashed over, with Quincy Dodd then crossing to completely shift the momentum of the match.
The Sharks added a third via Georgia Hannaway to remarkably cut the deficit to within six points with plenty of time left on the clock.
A Chooks penalty from right in front extended this lead to eight points but the Sharks refused to go away as Ellie Johnston crashed over under the posts to ensure a nail-biting final five minutes.
Who won the Karyn Murphy Medal? Tarryn Aiken named NRLW grand final Player of the Match
John Strange's side put the Sharks to the sword in the first half to all but seal their second premiership as they went into the break 24-0 up.
The Player of the Match could have been handed to a number of Roosters players after the blitz with Jocelyn Kelleher's bombs causing the Sharks backline all sorts of problems, Brydie Parker claiming a quick-fire double and the returning Jess Sergis grabbing a try and an assist.
Meanwhile, Millie Elliott laid the platform up front as the prop clocked 120 run metres in the first period alone.
However, the script was flipped after the break as the Sharks summoned a brilliant fightback.
Penitani led from the front with the skipper grabbing a double, while fullback Emma Tonegato sprung to life to finish with a try assist, a linebreak, 140 run metres and seven tackle busts.
Hannaway also emerged from the sheds a different player as she claimed a try, an assist and linebreak assist.
Although in the end, the Roosters were able to repel what would have been the biggest comeback in NRLW history, with Kernick going over for her second of the afternoon to ensure the club headed home with their second premiership.
The Dally M winner controversially missed out on the Karyn Murphy Medal though despite finishing with two tries, 170 run metres and a team-high 37 tackles in the thrilling 32-28 victory.
Roosters halfback Tarryn Aiken was instead crowned with the accolade after having a major hand in the first half rout.