Black sheep Jack Maguire was turned away from his father's house by his socialite stepmother. But he has never forgotten or forgiven that day – or how much he wanted his stepsister, Sally...

Ten years have passed and Jack's back! Now a supremely successful billionaire tycoon in his own right, by a twist of fate he's inherited his father's property – and an opportunity to get his revenge. He also has a bargain to make with Sally: she can keep her beloved house and receive a generous allowance if she will be his mistress!