In the early 1990s, Her Majesty’s Customs and Excise was losing its battle with 
illegal drug smuggling across Britain’s borders. 
The solution was extraordinary. 
In a top-secret operation, a small team of Customs employees were sent undercover. 
Their task - to infiltrate Britain’s most dangerous drug gangs. 
But these were not trained spies. 
They were normal men and women, plucked from ordinary lives around the UK, put 
through a basic training regime and tasked with building new identities in the 
criminal underworld. 
These identities were called Legends