1995. As the Midlands town of Corby undertakes a regeneration project, two women in the same hospital give birth to disabled babies on the same day.

1999. A surprising phone call makes Susan speculate that the babies' differences may be connected. A grieving Ted stirs up trouble within the council.

2002. As the mothers' campaign group starts to build its case against the council, they're met with what feels like an impossible obstacle.

2009. The mothers and council face each other in court. As both sides give their evidence, a key witness could change the course of the entire trial.