Henry and Ali tell their teacher a wild outer space tale to explain why they do not have their homework on the solar system.

"It has been centuries since the oceans rose and swallowed up all the nations of men. Now only beasts and unseen horrors lurk below the waves, kept in check by one man: Captain Nemo, in his legendary ship the Nautilus. Until one day, young Arona comes onboard his ship, a stowaway from times long past, giving Nemo his first crew member in years. But as he raises the young orphan in his image, she begins to have questions that ask Nemo to dredge up...