Bad Girls (1999) 8x1

Governor Joy Masterton is disgusted when her new deputy, Lou Stoke, turns up for her first day at Larkhall reeking of booze and the worse for wear. A new inmate arrives - Emira Al Jahani, the wife of a suspected terrorist bomber. The girls treat her with contempt, but Natalie discovers that she's a chemistry student and has soon bullied her into constructing a drugs laboratory. The others jump to the conclusion that Emira is planning a chemical attack and panic ensues.