Gene and the team follow a van they think contains a large amount of heroin. Following an altercation with an armed woman things take a strange turn when Gene appears to allow her escape. It is later revealed that the woman is an undercover police officer. Jim Keats reveals to Gene that Louise Gardner is from Hanfield police station and has managed to get in with the Staffords, a well known family to the police. Gene ends up blowing her cover and she later shows up badly beaten up. The team then work to stop Daniel Stafford from getting more heroin on the streets. Gene and Alex soon work out that somebody on the inside is helping Stafford.