Pilot episode included as a bonus on the DVD.

A boy named Lasset who lives on a farm in the rural northern US makes a perilous trek through the wilderness to a sanctuary 300 miles to the north to save the life of a gray wolf that he had raised from a puppy after an incident in which the wolf kills the family dog.

Moments after an atomic bomb falls over Hiroshima, a secret Japanese submarine sails into battle against its American counterpart, and both are lost to history. Some fifty years later, a special UN task force sent to investigate unusual phenomena in Antarctica is threatened by a mysterious black cylinder.

The kitten from Yasuji Mori's earlier Koneko no Rakugaki returns, this time putting his talents toward directing a samurai film starring his mouse friends.