Life for three generations of the Christie family is thrown into disarray when a disastrous get-rich-quick scheme threatens to ruin the family business.

Kate's world is turned upside down when she discovers the full extent of Rick's betrayal. Desperate to save the family business, Kate forms a prickly alliance with rival Matt Sloane. Chad discovers the thrill of the chase as he tracks down a beautiful but elusive scammer.

Rick returns to the business, only to discover Matt has taken his place. Kate and Matt work together to investigate the deaths of a couple in a car accident, and Kate ignores Lily's advice to tell her parents the truth.

Kate and Matt are unexpectedly thrown together on an out-of-town surveillance job while Rick is forced to face the music regarding his investment.

Kate is drawn into the world of high class male escorts while investigating a credit card fraud. Meanwhile, a missing person case reminds Rick of the risks people take for love, and Emma schemes to reunite her mum with Rick.

Rivals Matt and Rick go undercover on a major fraud case to impress Kate. Chad and Minnie have a showdown in court, with unexpected results, and Matt gets more than he bargained for when he dares Kate to be more spontaneous.

Kate's past returns to haunt her when her daughter Emma goes missing, Matt and Chad go undercover to catch a cheating management consultant, and Chad's life takes a surprising turn when an old flame makes him a tempting offer.