Andy Barber's job is to put killers behind bars. & when a boy from his son Jacob's school is found stabbed to death Andy is doubly determined to find & prosecute the perpetrator. Until a crucial piece of evidence turns up linking Jacob to the murder. & suddenly Andy & his wife find their son accused of being a cold-blooded killer. In the face of every parent's worst nightmare they will do anything to defend their child. Because deep down they know him better than anyone. Don't they?