When Alex Irving (Deborah Mailman), a charismatic and contradictory Indigenous woman, is thrust into the national limelight after a horrific event, Australia's embattled Prime Minister Rachel Anderson (Rachel Griffiths) sees a publicity goldmine for her party. In a bold power play, she appoints Alex to the Senate. But Alex wants to be more than just a political stunt: she wants to make a difference. So, when the Prime Minister's cynical calculations betray her, Alex sets out for revenge that will send the political establishment into meltdown.