Casey is a young caterpillar who loves his leafy home in the forest. One day, he decides he's ready for an adventure and climbs down to explore the forest floor. Along the way, he encounters many different animals and insects. One morning, a strange sound wakes him up. He's so curious about it that he sets off even farther to find out what it might be. What he finds is a bigger surprise than anything he could have imagined.

Casey's Adventure is a tale of exciting new experiences, sights, sounds, and friendship. Join Casey on his adventure and see if you can guess what that strange sound might be!