Klara and Pim arrive in their new home, daunted by the upheaval. Klara meets two strange girls-edgy, street-smart Cat and mysterious, reclusive Esme. Meanwhile, Pim runs away and discovers a huge, enigmatic Water Buffalo.

Budding artist Klara considers braving an art competition, while Pim and Lucy bond by writing stories together. As they all struggle to express themselves, a peculiar storm is brewing in the skies above.