The third king of Atlantis - Galatea Atlan Tramistian.
She reluctantly succeeded her dead father and became the first female king in the history of Atlantis.
A series of events triggered by the transformation of the earth's core wiped out this powerful and wealthy continent in an instant.
With a changeable temperament, she enrolled in Youth Academy, worked in the master house of Gintoki Sakata, and moved into Crayon Shin-chan's family...
But these are not enough to make her forget her mission to rebuild the glory of Atlantis...