Sinopse

The separated sisters Melonpanna and Rollpanna both befriend a mysterious horse Marin. She shows Rollpanna her treasure, a sunken ship she raises from the depths. Baikinman sees this and is inspired to build a ghost ship of his own with help from Dr. Hiyari. He also plots to turn Rollpanna fully evil in order to use her to defeat Anpanman.

Sinopse disponível apenas em inglês.