Summer, 2000. In the tranquil town of Queen's Point in southern Australia, the Whitlam family marks the end of every season with a lavish party in their clifftop mansion. Here, clutching her first glass of real champagne, the summer breeze intoxicating on her skin, sixteen-year-old Lucy Ross is kissed for the very first time. And then, in the shadows of the rose garden, she sees something she shouldn't.

Things haven't gone well for Simon Larsen lately. He adores his wife, Tansy, and his children, but since his business failed and he lost the family home, he can't seem to get off the couch. His larger-than-life in-laws, the Schnabels - Tansy's mother, sister and brother - won't get off his case. To keep everyone happy, Simon needs to do one little job: he has a week to landscape a friend's backyard for an important Schnabel family event. But as the week progresses, Simon is derailed by the arrival of an unexpected house guest.

Ricky Bird loves making up stories for her brother Ollie almost as much as she loves him. The imaginary worlds she creates are wild and whimsical places full of unlimited possibilities. Real life is another story. Ricky’s father has abandoned them and the family has moved to a bleak new neighborhood. Worse still, her mother’s new boyfriend, Dan, has come with the furniture. But Ricky Bird is a force to be reckoned with. As the mastermind of so many outlandish adventures, her imagination is her best weapon.

Gemma Hayden has returned to her hometown of Alice Springs for a new job as a primary school teacher. It's been six years since her family broke apart following the disappearance of her twin brother. And the scars still run deep. Hard on the heels of her homecoming, Saul Pearce, the man she once loved, is reposted from Parks and Wildlife in Darwin back to Alice. When an old car wreck is uncovered, washed down the river to Ruby Gap, Saul investigates only to find that the wreck belonged to Ethan, Gemma's twin - and there's a coded note for her in the glovebox.

As the third wave of the virus hits, all inhabitants of Melbourne are given until 8pm to get to their homes. Wherever they are when the curfew hits, they must live for four weeks and stay within a 5km radius. When Lou’s son Samuel doesn’t arrive home by nightfall she begins to panic. He doesn’t answer his phone. He doesn’t message. His social media channels are inactive. Lou is out of her mind with worry, but she can’t go to the police, because she has secrets of her own. Secrets that Samuel just can’t find out about. Lou must find her son herself and bring him home.

Meet the Tobin family. Joy - the mother: Unconscious in a hospital bed, Joy's latest act has thrown the family into turmoil. Frances - the middle child: Seemingly perfect wife and mother, Frances is having inappropriate dreams about an ex, and might be about to derail her whole life. Conor - the protector: Successful and famous, high-flyer Conor is walking a fine line between self-promotion and self-detonation. Sinead - the baby of the family: Bohemian rebel, trying to write the story she needs to tell, but despising herself for failing to do it.

Ned West dreams of sailing across the river on a boat of his very own. To Ned, a boat means freedom – the fresh open water, squid-rich reefs, fires on private beaches – a far cry from life on Limberlost, the family farm, where his father worries and grieves for Ned's older brothers. They're away fighting in a ruthless and distant war, becoming men on the battlefield, while Ned – too young to enlist – roams the land in search of rabbits to shoot, selling their pelts to fund his secret boat ambitions.

'Did you have to kill them all?' It's the question Gabe Ahern has been running from since he bust open a major criminal operation - and left a dozen men dead. He knows that one day the 'bad guys' will come for revenge. A skilled dog-trapper, Gabe has one rule: leave no sign, leave no trace. And for the last year he's been successfully hiding out on a friend's remote cattle property in the Pilbara.

1987: It's late summer and a time of change when a 17-year-old girl leaves the local shopping center in the sleepy town of Lowbridge and is never seen again. Her unsolved disappearance is never far from the town's memory. There's those who grew up in the shadow of her loss whose own lives were altered forever, and those who know more than they're saying. It just takes an outsider to ask the right questions.

Sydney, 1965: After a chance encounter with a stranger, mild-mannered tea lady Hazel Bates becomes an accidental sleuth, stumbling into a world of ruthless crooks and racketeers in search of a young woman she believes to be in danger. In the meantime, Hazel's job at Empire Fashionwear is in jeopardy. The firm has turned out the same frocks and blouses for the past twenty years and when the mini-skirt bursts onto the scene, it rocks the rag trade to its foundations. War breaks out between departments and it falls to Hazel, the quiet diplomat, to broker peace and save the firm.