Episode 6

S9 E6: Relations between the CIA and MI5 are stretched after an American drone is hacked in Afghanistan whilst in British care, leading to the loss of American lives. Beecher - head of the CIA in London - arrives on the Grid to oversee installation of the US's advanced cybersecurity system `Cybershell' to prevent any future disasters. However, when the Grid is hacked and locked down, the Team are plunged into a nightmare.