Rediscover Enid Blyton's classic adventure with a brand new cover illustrated by Rachael Dean. Rediscover Enid Blyton's classic children's novels, now with a brand new covers illustrated by Rachael Dean. The Sea of Adventure is the fourth exciting instalment in the beloved Adventure series. A mysterious trip to the desolate Northern Isles soon turns into a terrifying adventure when Bill is kidnapped! Marooned far from the mainland on a deserted coast, Philip, Dinah, Lucy-Ann, Jack, and Kiki the parrot find themselves playing a dangerous game with an unknown enemy. Will they escape with Bill and their lives? Read all eight books in the wonderous Adventure series: The Island of Adventure, The Castle of Adventure, The Valley of Adventure, The Sea of Adventure, The Mountain of Adventure, The Ship of Adventure, The Circus of Adventure, and The River of Adventure.