Warning: This film explores themes of suicide, mental health, domestic violence and homicide that some viewers may find distressing. Viewer discretion is advised. The first trailer has been released for the Stan Original Documentary Revealed: KillJoy .

The Revealed slate is a collaboration with Australia's leading documentary filmmakers, and the latest will offer a unique view of family violence in Australia. Revealed: KillJoy will premiere September 8, only on Stan . Watch the trailer above.

Kathryn Joy was three months old when their father killed their mother. He served just 22 months and by age four, Kathryn was back living with him in the house he killed their mother in with little knowledge of what happened to her. Spanning over forty years, Revealed: KillJoy follows Kathryn from a child into adulthood as they embark on a journey to uncover their mother's buried story.

Confronting psychological risk at every turn, Kathryn forms a relationship with their mother and builds a meaningful life as an activist. Kathryn Joy said: "In many ways, this film feels like a love letter to my mother, and to those whose lives she touched. READ MORE: Everything you need to know about Revealed - Renee Gracie: Fireproof "I'm so grateful to have been given the space to tell a story that she exists within, a story where she has not been erased.

It has been a beautiful opportunity to know her more deeply, and to grieve her collectively. "Children and young people bereaved by domestic homic.