Join Cassie Calcium and her playmates on an epic adventure as they embark on a journey to perform the exciting task of Twinkle Fishing. But little did they know, their trip would be full of unexpected twists and turns. Will they be able to catch anything on their journey? Will the sun continue to shine on them? And will the reluctant Anne Tiseptic finally agree to join in on the fun? Find out in this exciting and thrilling children's book.