Six senior Aussie men, mates since war service, meet one morning each week in a gymnasium. They exercise together, chew the fat together, talk about their families, laugh, tease and sing. Together they solve the problems of the world, always agreeing to disagree. But some surprising and disturbing elements enter to test and challenge their comfortable relationships with one another and to the world around them. Secrets, differences and loss of trust threaten to destroy their long-established friendships.