‘Who am I?’ asks thirteen year old Josh as he wakes up in hospital after what seems to have been a hit and run accident. Inside his head where his memories should be is a big black hole. Then a woman arrives claiming she’s his mum and the girl with her is his eleven year old sister Abi. But when they take him home to an old farmhouse in the country, he finds it’s a place he can’t remember. What really happened to his dad and why does the family dog treat him like an intruder? As his memory flashbacks speed up, he realises that a friend has died in strange circumstances and he alone has the key to what happened. But someone will stop at nothing to prevent him solving the mystery and when his pursuers close in, Josh is on the run for his life.