Travelling through Cape Tribulation in far north Queensland on an amphibious truck, Brandon gives Kayne his next mission - to find a Cassowary in the wild. With only 50 birds left in the area, this won't be an easy mission!

Walking in the scorching heat through the Central Desert outside of Alice Springs, Brandon gives Kayne his next challenge - prepare a bush tucker feast to serve the elders in the remote Aboriginal community of Pupunya.

Brandon tells Kayne his next mission is to go diving with Great White Sharks. But as sharks are attracted to sound, Brandon wants Kayne to beat box while underwater to lure one in - crazy and deadly!

Heading to the tropical beauty of Heron Island, QLD, Brandon gives Kayne his next mission - to find sea turtle hatchlings and watch them take their first swim in the ocean.

Inside Kakadu National Park, NT, rangers are keen to monitor a rogue saltwater crocodile. Brandon reckons Kayne could help them out and enlists his mate to help. Will Kayne get up close and personal with this deadly reptile?

Brandon and Kayne travel to Seal Rocks, off the northern coast of NSW, where Brandon gives Kayne his next mission - to swim with Grey Nurse Sharks and take a photo of one.

After mountain biking, abseiling and kayaking to get to Bruny Island, TAS, Brandon finally tells Kayne his next mission - to find one of the world's smallest surfers, Penguins.

The tables are turned as Kayne sets Brandon a mission - to be involved in the rescue 3 different animals that live in Melbourne. The missions are tense and unpredictable and the mates are in for a heart-thumping journey.

Brandon and Kayne are headed to Arnhem Land, Kakadu, for Kayne's final mission - he must catch, cook and eat an Arafura File Snake, a delicacy in the area. But getting to Arnhem Land is a mission in its self.

Brandon challenges Kayne to a hoof-thumping mission - muster 40 head of cattle in the Megalong Valley, NSW. But first the stockman puts them through their paces as they clean stables and test cows for pregnancy.