13. Bölüm: Franz, zehirli bir böcek ısırığı sonucu görme yetisini kaybetme tehlikesiyle karşı karşıya kaldıktan sonra ıssız bir adada umudunu yitirir.

13

When he realizes they are stranded on an isolated island, Franz gives up hope. A poisonous insect bite threatens his eyesight. With his father's expert care and his mother and Flone helping, Franz recovers both his eyesight and his enthusiasm.