Your little sister, Natsuki, suddenly shows up in the middle of your busy days. Apparently she came to take care of you while she was on her summer vacation. This is the story about you and Natsuki one summer
Tokyo's so hot.
طوكيو حارةٌ جداً
In Tokyo ist’s so heiß …
En Tokio hace calor.
En Tokio hace calor.
On crève de chaud à Tokyo…
Ma che caldo fa a Tokyo...
Tóquio é tão quente.