The Hydronauts — Season 1, Episode 9: Treasure Hunt
13 min • 2 seasons, 26 episodes
Episode synopsis
The energy stone that makes Obo the computer work has disappeared. Neptuna and her friends must replace it so that they can continue on their voyage. They find an identical stone at Mr Octopus’s, who likes to collect shiny things to decorate his house. But Mr Octopus has no intention of helping our friends…
About The Hydronauts
Neptuna is an extra terrestrial that has been sent to Earth with the mission to study the marine world to save her planet from pollution. From the Baltic Sea to the Indian Ocean via the two poles, she discovers an extraordinary world where reality often surpasses fiction.