It was just another day in paradise as Jan and Dave Griffith, along with their blue cattle dog, Sophie, motored out of Mackay Marina for a gorgeous weekend at sea. But when the sky suddenly darkened and the waves turned fierce, the unthinkable happened: Sophie disappeared overboard. Her heartbroken humans couldn't fathom the loss and could only hope their beloved pet didn't suffer. But this true cattle dog and devoted friend wasn't giving up that easily and what followed is a remarkable tale of survival, luck, and persistence.