Blue Water Flight
E1–4 · 7.2Jean helps a mysterious circus girl flee Paris with a coveted blue jewel.
Neo-Atlantis Island
E5–8 · 7.7A crash strands the children near masked soldiers and a terrifying secret base.
Nautilus
E9–22 · 7.5Aboard Nemo's submarine, Nadia and Jean enter a hidden war beneath the seas.
Island Exile
E23–34 · 6.1Shipwrecked children build an island home while stranger discoveries drift ashore.
Tartessos
E35–39 · 8.0Nadia reaches her ruined homeland as Gargoyle closes in on the Blue Water.
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