Original: The plot concerns a dog named Dougal (Doogal in North America) who has to save his best friend, Florence, as well as the whole world, from being frozen by an evil spring named ZeeBad.
Simplified: The story is about a dog named Dougal (Doogal in North America) who has to save his best friend, Florence, as well as the whole world, from being frozen by an evil spring named ZeeBad.