The great Australian dream; spend the kids' inheritance on a huge 4-wheel drive and a gigantic caravan, then head to the Outback to convince yourself you're having a good time. Rex and Barbara Rogers headed off into this dream, until a flat tyre and disaster struck. Now it's up to local police officer Ben Buckley and Bo Wirrapunda - a First Nations woman passionate about her country - to find out the riddle of the missing grey nomads!