Arrow, a young boy who lives in Seattle, goes on an adventure to visit his grandfather in Alaska aboard Aunt Kelly's salmon boat, spends time with Grampy on his float house, then returns to Seattle with Grampy on a friend's seaplane.

Tired of working as a librarian in Alaska, Aunt Lulu takes her sled and her fourteen Huskies and moves to Parsippany, New Jersey.

Even though he is the runt of the litter from her father's prize sled-racing dog, ten-year-old Rachel plans to train her puppy to become a champion racer and determines to track him down when he mysteriously disappears.

Noah and Emma expect to be bored during their stay in Alaska, but during a day trip to a remote island, a once-dormant volcano suddenly erupts and Noah and Emma must fight to survive.