The ship Shiki received from Erzy, the Pirate of the Cosmos, turns out to be the one captained by the Great Demon Ziggy! As his successor, Shiki becomes his official heir. Assisted by Witch, one of the Four Shining Stars, Rebecca, and her loyal Happy, he decides to search for the other three Stars to continue his quest for “Mother”! They all head to Blue Garden, where they hope to find clues about Sister, a Shining Star, but a series of kidnappings of B-Cubes disrupts the little team's plans...
How will our heroes manage to escape the trap set by these malicious individuals?