In the turbulent waters of the Indian Ocean, by March 1942, the Allies’ time was rapidly running out. The Battle of the Java Sea had ended in disaster, and now, as the Imperial Japanese Navy continued its trail of destruction, the tiny Australian sloop HMAS Yarra was tasked with escorting a convoy consisting of three of the last few British vessels left in the region through the danger zone to the safety of Fremantle, Australia.