Intervention: Season 18, Episode 4

18 - 4: The Heroin Triangle: Chapter #4

Toni reveals intimate details from her past relationship with Micah, and the months they spent living together in the woods. Interventionist Ken Seeley meets with Allen's sister to hear more about his past. Heather Hayes and Candy Finnigan are forced to switch gears in their triple intervention of Tiffany, Billy, and Tracey, taking their families on a frantic mobile intervention after fearing the kids might've run.