Fourteen-year-old Hannah comes to live with foster carer Maggie Hartley after her mum pleads with Social Services to take her into care, unable to cope with her daughter anymore. Previously a good student, a loving daughter and sister, Hannah is now playing truant, drinking and taking drugs. Angry and mistrustful, it seems that nobody can reach this troubled teenager.

Damian is just seven when he is taken in by foster carer Cathy Glass. His mother, Rachel, loves her three young children dearly, but she is vulnerable, naïve and unable to cope on her own. Cathy sets about helping Damian overcome his eating issues, with the hope that he will eventually return home. But when Rachel’s new boyfriend, Troy, arrives on the scene, Cathy becomes deeply concerned. She soon realises that Damian and his siblings are in great danger.

Three siblings arrive at Maggie's door after being taken into care. Teachers of eight-year-old Bobby spotted bruises while he was getting changed for PE and his dad, Lee, and stepmother, Brianna, have been uncooperative and hostile to Social Services. While they investigate, Bobby, as well as Brianna's daughters, Melodie and Poppy, are all placed in Maggie's care. But as the children settle in, a thought won't let Maggie go. While Melodie and Poppy are clean, well-fed and immaculately dressed, Bobby is pale, severely underweight and crawling with lice.

A 5-year-old boy, Ethan, is brought to Casey in the middle of the night after the sudden death of his young mother after a drug overdose. Estranged from her parents, Ethan’s mum had been abused by her ex-partner, and began taking drugs to cope. Ethan is obviously lost and bewildered, and regularly wakes up screaming for his mum in the night. He begins to lash out at other kids at school and his behaviour becomes more volatile.

Lara was seven when her birth mother died from a drug overdose. With no extended family to look after her, she was put into foster care. The care system failed Lara and now she is failing her son. Lara and her one-year-old son, Arthur, are brought to experienced foster carer, Cathy Glass, by their social worker. Lara has fled an abusive relationship and Arthur has suspected non-accidental injuries. Cathy must monitor Lara whenever she is with her son, day and night. She cannot let them out of her sight for a minute.

Named after the lager that christened her at birth, Stella's life is characterised instability and neglect. Her teenage mother abandons her in the first few weeks of her life, and left in the 'care' of her father, she ends up lying deserted in a house with no food, no water, no clothes and no warmth. She eventually lands in the care of foster carer Louise, who is determined to change her life for the better.

When Jade Kelly met her new foster mother, she thought her prayers had been answered. Kindly Carol Docherty was everything her violent, drug-addicted mother was not. Loving and nurturing, she fed and clothed 10-year-old Jade and offered a life free of fear from near constant abuse. Or so Jade thought. As soon as social workers in Lancashire stopped their regular checks on Jade’s progress, Carol turned. Over the next six years Jade and three other girls were effectively kept prisoner in a bedroom she called the ‘bad room’ and subjected to unrelenting physical and mental abuse.

It’s February 2019, and experienced foster carer Rosie Lewis has joined Mockingbird, a new fostering scheme designed to help families stay together. After her first week in post, the foster carer takes a call from a social worker in the Child Protection Team—Bonnie, mother of four children, has been sectioned under the Mental Health Act. Her mother, Julie, volunteers to care for her grandchildren, but social workers insist on providing outside support.

Angie, 6, and sister Polly, 4, are utterly distraught when they arrive to stay with foster carer Cathy Glass. Their older half-sister Ashleigh has accused their father of rape, and the two young sisters have been removed from home to keep them safe. Cathy tries to comfort the girls, but they are inconsolable. They just want their mummy and daddy, who they love dearly. The girls appear to have been well looked after, but as they settle and start to talk of life at home, it becomes clear something is badly wrong.

Experienced foster carer Rosie Lewis takes on the heart-breaking case of Megan, a baby born with neo-natal abstinence syndrome and a cleft palate. Addicted to drugs from birth because of her mother's substance abuse during pregnancy, new-born Megan is taken into Rosie's loving care. Rosie is supposed to help Megan find her new permanent home, but it turns out that Megan has already found her 'forever mummy' in Rosie.

Harley, 13, has been sectioned under the mental health act after attempting suicide. She was spotted climbing the railings on a footbridge that crossed a busy motorway and pulled to safety by a member of the public. After six weeks in hospital, social services are looking for a short-term placement so she can be kept safe while family therapy takes place. Harley has a family - a widowed mother and an older sister, Milly, who left home with her long-term boyfriend just over a year ago.

Brought to Casey as a short-term emergency placement, 14-year-old Adrianna arrives with nothing but her gratitude. Having turned herself in to a social services office some 100 miles away, she has no possessions, no English and, apparently, no history - not that she's willing to share, anyway. She is a beautiful young Polish girl, with the bearing of a ballerina, but is terrified, malnourished and unwell.

Casey Watson is back, doing the job she does best - rolling up her sleeves and fostering the children who, on first meeting, seem like hopeless cases. But when she meets Miller and discovers the truth about his disturbing childhood, even Casey begins to doubt if this child will ever be able to accept love. Found naked and alone on a railway track, Miller was just five when he was first admitted into the care system.

An Impossible Decision is the true story of Faye, a wonderful young woman who may never be able to parent her unborn child. Faye is 24 and pregnant and has learning difficulties as a result of her mother's alcoholism. Faye is gentle, childlike and vulnerable and normally lives with her grandparents, both of whom have mobility problems. Cathy and her children welcome Faye into their home and hearts.

The Watsons are no strangers to sibling placements, but when Casey takes the call from her supervising social worker one frosty January morning, she can instantly tell from the tone of her colleague’s voice that there’s a complicated case ahead. And she’s right. A four-day-old baby boy called Tommy - born in prison - plus his four-year-old half-brother, the lively Seth. A month later, the very moment she gets out of prison, the boys’ mother - a 19-year-old called Jenna - also follows.

Named after the lager that christened her at birth, Stella's life is characterised instability and neglect. Her teenage mother abandons her in the first few weeks of her life, and left in the 'care' of her father, she ends up lying deserted in a house with no food, no water, no clothes and no warmth. She eventually lands in the care of foster carer Louise, who is determined to change her life for the better.

Angela was just a baby when she was abandoned, and a children's home is no place to grow up. When manager Ray takes girls off to his 'den' in the garden, they always come back crying.... So, when wealthy couple James and Rosemary come to choose a child to adopt, Angela is desperate to escape. Years later, Angela starts to search for her birth mother, Evelyn, hoping to heal the scars of her childhood. But strange and sinister events start to unfold. And Evelyn fears she may not survive her daughter's return.

An Impossible Decision is the true story of Faye, a wonderful young woman who may never be able to parent her unborn child. Faye is 24 and pregnant and has learning difficulties as a result of her mother's alcoholism. Faye is gentle, childlike and vulnerable and normally lives with her grandparents, both of whom have mobility problems. Cathy and her children welcome Faye into their home and hearts.

Tressa Middleton made UK history when she became Britain's youngest mum in 2006 aged just 12 years and eight months. Her case provoked shock and outrage - but the truth behind the headlines was far sadder than anyone could ever have imagined. Born into a life of poverty and neglect, Tressa was forced to grow up fast when was she taken into care at just four years old. She was returned to her mother's chaotic world, but by the age of seven, she was being abused by her own brother and at 11 years old she fell pregnant with his child. For years she kept his dark secret in an attempt to hold her family together until the truth threatened to destroy her completely.

Just when Casey thinks her foster care duties are done, she’s asked to look after Sam, a troubled nine-year-old with a violent streak who drove his previous guardians to release him of their care. It soon unfolds, however, that this is no simple case. Determined to get to the root of Sam’s behaviour, Casey is committed to uncover his mysterious past only to find out something far darker than she ever imagined.