Set in Melbourne, Australia, climate change is an everyday reality. Water is scarce, and food has to be imported. The green economies have reached the end of their patience. Now they have decided to shut Australia down.

Colin is charged with destroying Kylie's group. He has already killed several of Kylie's group.

Andrew and Phil are at a loose end. It is too late to flee the country. Andrew is recruited by Kylie into the group. As the situation deteriorates, a desperate fight begins. They are drawn ever tighter into the conflict.

2023 is a thriller in the world of active climate change. It is not just environmental catastrophe that is center stage. It is the battle between the two economies.

All proceeds from the sale of 2023 are donated to charities promoting renewable energy.