The testing continues even at 32,000 feet. Mumei and his classmates are especially challenged when their plane begins to experience mysterious turbulence. Meanwhile, while on an outing with his classmate, Haku, Mumei encounters a new rival. Who is this young man and why does he know so much about pens?
But then, can it really be said 
that smoke is a show-off?
لكن عندها، أيمكن القول أنّ الدخان 
عبارةٌ عن تباهٍ بالفعل؟
Pero ¿puede decirse
eso del humo que presume?
Pero ¿puede decirse
eso del humo que presume?
Mais la fumée
veut-elle se faire remarquer ?
Ma quindi significa che anche il fumo si vanta?
E, então, será que a fumaça 
gosta de chamar a atenção?