Season 1 2018

A cocaine wholesaler dilutes nine kilos into 22.5 kilos in the kitchen of an executive family home, ready to be distributed around the country. Two university students use their loans to order £500 worth of drugs via the dark web. Underground cocaine shops operate a stone's throw from thriving London nightspots.

Dealers and users keep the cocaine business running not only during the weekends but through the week. Two sixth formers are teen dealers. They supply the sixth form house party scene with cocaine bought from the dark web.

A look at how smuggling is feeding Britain's drug habits and the consequent epidemic of addiction, weighing up the cost to the general population and public resources Border Force agent Maggie searches high and low for contraband, a man recalls how discovering a consignment of cocaine on a beach turned his life upside down, and a police officer reveals how drugs can be used as bait by robbers. Last in the series.