After years of looking for Mr. Right, Charlotte 'Charlie' Cantilini finally finds the man of her dreams, Kevin Fields, only to discover that his mother, Viola, is the woman of her nightmares. A recently fired news anchor who is afraid she will lose her son the way she has just lost her career, Viola determines to scare off her son's new fiancé by becoming the world's worst mother-in-law. While Viola's long-time assistant Ruby does her best to help Viola execute her crazy schemes, Charlie decides to fight back and the gloves come off as the two women battle it out to see just who is the alpha-female.

An idyllic wildlife cruise disintegrates into terror when a party of tourists are stalked by a massive man-eating crocodile. Pete McKell, a cynical American travel writer, joins a disparate group of holiday-makers on a river cruise through the waters of Kakadu National Park. Initially Pete clashes with their tour captain, Kate, a feisty young woman who assumes he is just another 'city-slicker' in search of a quick thrill. After an uneventful day cruising the river, Kate is reluctantly persuaded to steer their boat into unexplored territory. They discover a secluded lake but terror strikes when their craft receives a powerful blow from beneath the murky depths and begins to sink. With little choice, she beaches the vessel on the closest dry land -a tiny mud island. With a rising tide and only half an hour of daylight left, fear grips the group as they realize they are trapped in the lair of a 'rogue' crocodile...