In the series finale, William helps a friend (Richard Lewis) whose addictions could cost him his family. Meanwhile, PK plans a surprise party for William to celebrate his seven years of sobriety. Annabelle Gurwitch, Gary Cole, Steve Landesberg.
A self-help guru whose second book is about to be released asks for William's help when her drug-addicted son disappears. William and the team find the young man and realize he also suffers from gender dysphoria.
A woman asks William to get her drug-addicted son released from an Inland Empire jail, and Swenton is successful, but the trip back to Los Angeles is complicated by the young man's unwillingness to change his life, and a chance encounter with a 13-year old drug runner for a powerful dealer.
William is hired to help a drug-addicted cop, and he's fearful that the man might use his weapon during the intervention. Meanwhile, Akani helps a homeless woman and her dog find shelter; and Swenton comes to the aid of an alcoholic father and his daughter.
Identical twin sisters with little else in common learn that their roads to recovery may be connected. Meanwhile, William's addict friend puts a strain on their relationship with out-of-control behavior.
In the second-season opener, the team helps a national-news anchor (Gary Cole) who claims to have been clean for years and is now a spokesperson for recovery, which makes the situation delicate and calls for discrete action. Whoopi Goldberg guest stars.