Night Stalker (2005)

S1E6 The Source (1)

In "The Source (1)," Kolchak stands firm in protecting his confidential informant while covering the death of a drug lord linked to a biker gang. This story intertwines with the mysterious disappearance of a DEA agent who might have crucial information about Irene's murderer. Kolchak's decision not to reveal his source prompts Agent Fain to reappear, intensifying the investigation as he seeks to uncover the truth behind both the drug lord's demise and the agent's vanishing.