On a dull gray day, a boy puts his dog on a leash and they walk to a shimmering pond where snowy white swans swim freely. One of the swans invites the boy and dog for a ride. They climb on its back and sail into a stunningly beautiful landscape, dotted with wildflowers, spoonbills and ibises. Foxes, rabbits and deer appear in this paradise, then butterflies and even bigger, more beautiful flowers. The boy unleashes his dog on shore, and the dog...