Lockdown - Season 1 (2006)

As violence escalates between rival prison gangs, prison staff fear they're on the brink of war.

With 3,900 violent female offenders, Valley State Prison for Women is one of the largest and most dangerous in the nation. Last year, the prison recorded its first inmate murder, demonstrating that women can be every bit as violent as men.

In an ongoing game of cat and mouse, prison inmates do whatever it takes to outwit officers.