While fighting over Viking treasure, the Nektons take over the Dark Orca. But the pirates in turn take over the Aronnax. Neither side is happy about strangers in their homes! But neither side is willing to back down.

The Dark Orca pirates attack! They believe the Nektons have a rare treasure aboard their sub. With pirates on one side and an erupting undersea volcano on the other, the Nektons will have to get creative to escape!