Mandy and James, exploring Skelton Castle, encounter what appears to be the ghost of Aminta, the faithful deerhound that had guarded the castle's family and grounds.
Mandy Hope love animals, and gets to help all types at her parents clinic, Animal Ark, but when her family goes to Churchill to watch polar bears migrate and a cubs strays away, she tries to reunite it with its mother before it is too late.
When frogs about to lay their spawn discover that Farmer Jessop's pond has been filled in, young animal lover Mandy Hope--child of two veterinarians--tries to save the tadpoles by suggesting the school pond as an alternative.