Hello Kitty meets Star Trek under the sea! Dive in for adventure with these cute new picture book characters. The Octonauts are a crew of cute animals who love to explore the big blue ocean. From their underwater base, the Octopod, the eight intrepid friends are always ready for fun and excitement! When the Octonauts meet a lonely sea monster looking for others of its kind, they soon find themselves on a thrilling adventure helping him search the four corners of the ocean!