Ten-year-old Abigail has never known her father. Her mother, Sarah, has multiple sclerosis, and Abigail has been her carer since she was a toddler – shopping, cooking, cleaning and attending to her personal needs. When Sarah is rushed to hospital, suddenly this comes to the attention of the social services, and Abigail has nowhere to go. Though she doesn’t fit the usual profile of a child that specialist foster carers Casey and Mike Watson would take on, they are happy to step in and look after Abigail. It’s an emergency, after all – and all that’s needed is a loving temporary home, while social services look into how to support the family so that they can be reunited. But it soon becomes clear that this isn’t going to happen. Sarah’s MS is now at a very advanced stage, and the doctors are certain that there will no longer be periods of remission. Abigail’s emotional state starts to spiral out of control as she struggles to let go of the burden of responsibilities she has carried