Clothes, look, attitude–jeweller Erin reckons she can tell at a glance a man's occupation. But Tristan Bennett has her fooled: he's tall, sexy and enigmatic–and she can't tell whether he's a gem or a rough diamond.

But Tristan admits he can drive, and has a week to spare–and he'll act as protector to Erin while she goes up–country to Australia's gem mines to buy precious stones. And Erin knows they're headed for trouble–unless they can keep the lid on the sensual attraction growing between them!