美國殺人最多的連環殺手蓋瑞李奇微在1982年至1998年之間至少殺害了49名女子，直到2001年，他才落入法網。他的家人，以李奇微的侄女為首，將在本節目中坦承多年來作為連環殺手的親人，他們所承受的恥辱和汙名。他們渴望治癒自己的情感創傷，並給受害者的家人一個交代和了結。
America's most prolific serial killer, Gary Ridgeway, murdered at least 49 women between 1982 and 1998 before his capture in 2001. Now in My Uncle Is The Green River Killer, his family, led by Ridgway's niece, confront the killer to heal their own emotional wounds of living with the paralyzing stigma of being related to a serial killer and bring closure and healing to the families of the victims.
