Petra and Lili go to Gonâve Island by boat with Captain Jojo and Petra's little brother. When they get to Gonâve island, they swim in the beautiful waters, eat delicious local specialties and make new friends who are from the island. Petra ak Lili ale Lagonav sou bato ak Kaptenn Jojo e ak ti frè Petra. Lè yo rive Lagonav, timoun yo naje nan dlo lanmè, yo manje spesyalite local yo, epitou yo fè pliziè zanmi sou zile a.