Tensions on board Uranie are rising.
Louis de Freycinet is becoming even more excited about his scientific research. He feels that he is on the verge of a significant discovery – if only he can gather enough data. But to do so he must take Uranie on a five month detour across the Pacific Ocean.
Rose is furious. She has been counting the days until they reach Sydney and suddenly discovers that the ship is traveling in the wrong direction! Homesick and bored with shipboard life she has been longing for letters from home. When they arrive in Sydney they will be able to collect their mail for the first time in two years.
Meanwhile Jose has become and accepted member of the ship’s company and discovers, to his own surprise, that he can now read and write some words.