Pure As the Driven (EP1)
Résumé de l'épisode 1
When a sergeant from K Division is found, hurled from a Whitechapel window on to the iron railings below, Reid is quick to act. An investigation leads DI Reid and the H-Division to the newly emergent Chinatown - where Jackson discovers evidence of a new and devastatingly powerful opiate. Reid fears a new kind of hell is to be released on to his streets.