9-1-1 Season 6 - Episode 12 -
Despite the case being officially closed, Bobby remains convinced that his Alcoholics Anonymous (AA) sponsor, Wendell, was murdered. Through a series of flashbacks and his own investigation with Athena and May, he uncovers the truth about "Winding Path," a corrupt rehab facility.
It is revealed that Wendell checked himself into the facility to expose its abusive practices and help a young woman named Tamara. He was killed by the facility's owners, Carrie and Trey, who then staged his death as an accidental fire in a vacant lot to hide their crime. 9-1-1 Season 6 - Episode 12
With Tamara’s help and a hidden camera Wendell managed to plant, Bobby and Athena successfully bring Carrie and Trey to justice after the couple attempts to frame Bobby for burning down their facility. Despite the case being officially closed, Bobby remains