Deep in Underwater World

<p>Irwin always feels mysterious about the ocean. Each summer he will visit his uncle Dr. Orca to explore the ocean deep. <br />On a rare occasion Dr. Orca’s underwater hydrophones detected an unusual signal sounding more than 3000 miles away from the source.<br />Unfortunately everyone dismissed their discovery as some natural phenomenon.<br />So Dr. Orca Irwin and Shelley decided to get closer to the source for evidence.<br />Too bad the signal was no ordinary signal…<br />Beneath the ocean laid a century-old legend…<br />Just another urban legend right?</p>