This book follows an adventurous little boy who, along with his whale plush toy Willie, explores the ocean. They encounter container ships, fishermen catching flying fish, and see Willie's friend, a sperm whale, trapped by ocean garbage. This prompts the boy to decide to do something to protect the ocean from pollution.
本書藉由一個愛冒險的小男孩，隨著他的鯨魚布偶Willie一起遨遊海洋，遇見貨櫃船、捕撈飛魚的漁夫以及看見Willie的朋友抹香鯨被海洋垃圾困住的情況，決定做些事來保護海洋不受汙染。
