The Perseus crew are on their way to the treasure island, the birthplace of the Hundred Tales, where they hope to locate the treasure box left behind by the Soyuz crew.
But I'm ten billion percent certain.
.لكني متأكد عشرة مليارات في المئة
Aber ich bin mir völlig sicher.
ma non ho dubbi,
ne sono certo al millemila per cento.
Mas eu estou com dez bilhões 
por cento de certeza.
Но сильно сомневаюсь, что она ошибочна.