A phenomenon called the Snow Sea engulfed the surface world, and only a handful of people now reside high above the Snow Sea. When Kaina, one of the members of the last remaining village, goes on a hunt, he finds something entirely unexpected...
Caddis flies!
!ذباب قمص
Trichoptera!
¡Tricópteros!
¡Tricópteros!
Des phryganes.
Tricotteri!
Trichopteras!
Ручейники.