A fearless Indigenous senator, barely weeks into her political career in Canberra, and betrayed at the highest level, must seek redemption and settle a score against the party, and the Prime Minister of Australia.

As Alex works around the clock to get the community's deal before the Senate, there is opposition within the party and the PM barely holds onto her leadership. With JC almost in reach, Alex is faced with a tragedy at home.

Back in Canberra, Alex and the PM embark on a game of political cat and mouse. Alex knows the only person who can help her now is JC, but when they finally arrange to meet, JC gets spooked and runs.

In pursuit of justice for JC, Alex declares war on her party. Faced with the PM's double dealing, she engineers a plan that could have catastrophic consequences for the government.

Alex Irving is back, but this time she's doing things her way. Can the ultimate outsider find a new way in and take control of a political establishment determined to shake everything she values?

Alex returns home, determined to get her grassroots campaign off the ground. Rachel makes a surprise announcement that sees her facing off with Alex on live television. After the show, Rachel makes Alex an interesting offer.