The home side were determined to cause another upset and showed it stalling the PNG boys 12-0 after seven minutes.
This came through tries from Connor Jones and Sheldon Powe-Hobbs.
The Hunters fought back just after the 20 minute mark through Wartovo Puara Jr.
The score at half-time was left at 12-4.
Northern Pride extended their lead to 14-4 in the 47th minute after Jordan Biondi-Odo converted a penalty to make it three from three for the night.
Then the Hunters took the lead when Bland Abavu (60) and Israel Eliab (72) crossed.
Captain and five-eighth Ase Boas was good converting both tries and a penalty later in the 76th minute, to steal the win in the round 16 clash.