Delta team Regan and Taylor search for a stolen car. Customs drug detector team find a contraband concealment from Canada. DOC's Fin and Piki face-off with residents on remote Blumine Island.

Delta team Ben and Igar track a man wanted for assault. Biosecurity NZ's Lushea and Iwi sniff out a farmer's worst nightmare. Auckland Council dog teams search for one of the toughest pests on Earth.

In Pōneke/Wellington, Delta team Regan and Utah bring a carjacker to justice. Biosecurity NZ's Rob and Gus find a creepy carton of concern. While DOC's dog team Angela and Macca track down a dangerous predator.