Watch The Deep Season 2 Episode 3 Online

Mermaids don't exist - right? Well, if that's true, then what's that mermaid-shaped thing swimming outside the Aronnax? Ant sees a mermaid and is determined to catch it. He doesn't realise he's chasing Fontaine, wearing a new "Mimic-Knight" that she's built with Professor Fiction. But Fontaine and Fiction are captured by the Dark Orca Pirates and Captain Hammerhead wants Fiction to build him a Knight too. A Super-Knight. One big enough to tear its way into a sunken submarine to retrieve a mysterious treasure - and one that's strong enough to beat the Nektons. When Ant...