Doctor Finnix begins to taper Betsy off OxyContin, Bridget sees the toll the drug is taking on communities, Rick and Randy investigate the world of “pain societies”, and with sales climbing, Richard Sackler makes bigger plans for his new drug.

Sky-high OxyContin sales are threatened by reports of abuse, prosecutors investigate a claim central to OxyContin marketing, and Finnix begins to question the safety of the drug.