Dark Net

Rapid technological advancements are allowing machines to divine the inner workings of our minds like never before. Now that we have given the machines the keys to our mind, what happens next? In this episode, meet Harmony, the world's first artificially intelligent sex robot; a woman who spends her days and nights uploading her mind to the algorithm; and a family whose lives were torn apart by over a decade of war - only to be saved by virtual reality. Season premiere.

Online, any of us can become judge, jury and executioner. But in this ever-shifting digital world, how do we draw the line between the rule of law, and a digital lynch mob? In this episode, an amateur sleuth seeks justice in the case of a young woman's mysterious death - only to discover that the accused killer is the real victim. Elsewhere, a digital activist takes a stand for social justice then finds himself forced to choose between prison and exile.

Our lives revolve around money. But a new world order is emerging, one with the power to create currency and bypass governments and regulation. In this episode, enter the world of digital money: from the recesses of the dark net marketplace to workers in China excavating a new form of money; to 'bitcoin miners' struggling to cope with a potentially volatile algorithm; to a young cam worker whose sexual fetishes link them all together.

The internet was hailed for democratizing ideas. But it is also an arena where conspiracy theories and polarizing echo chambers thrive. In this episode, meet an Alt-Right organizer who's using his social network to urge online sympathizers to join his real world rebellion; the desperate parents of a 17-year-old girl, brainwashed into posting White Nationalist YouTube videos; plus, an American-born former Al-Qaeda recruiter who's had a prolific effect on support for jihad.

Facial recognition technology ties an innocent man to a crime; a father wires his home to keep his autistic daughter safe; the FBI Biometric Technology Center.

A woman's home is invaded by a digital stalker; residents battle proposed neighborhood camera surveillance; life under constant surveillance to punish a sex offender.

Communities; civic life is managed on Twitter in Spain; a teacher is targeted by a digital lynch mob; the father of a school shooting victim must prove his son's existence.

A woman programs her dead friend into a chat bot; a Japanese family adopts a childlike AI robot; a mother uses spyware to track her teenager's moves.