A manor is rigged with surveillance cameras and contributors fitted with observational devices. Six unwitting participants are invited to take part in a range of group activities, from a flirty singles night to an awkward team-building weekend. From inside an observational room, Dr. Michael Mosley and a team of experts analyse their every move. The latest scientific studies, facial trackers and bio-mechanical software is used to unpack the evolutionary factors and instincts that drive ordinary human behaviour – to determine to what extent humans are driven by animal instinct.