In 1676, a Lord Loncreagh was killed defending his castle and swearing on his deathbed that no one but a true Loncreagh would ever own his castle. Now, in 1946, the current Lord Loncreagh is re-building the castle, but faces mysterious attempts to kill him. The answer is discovered by Ibis when he discovers that the current owner is not a true Loncreagh, but received his nobility from the King. Using the Ibistick, the Prince materializes the true Lord Loncreagh for a final confrontation.
Little Susi, blind from birth, and no one willing to adopt her, lived in an orphanage in the Bavarian Alps. But she had an imaginary playmate, Grulla, who kept her company. Then one night, Grulla took form, told her he was going away, but would return with a surprise. Soon a couple came to the orphanage to adopt and chose Susi: the couple was named the Grullas, and the husband was an eye surgeon!
Chase Yale visits the pearl-diving town of Perella and saves a young girl from a thug, only to discover a crooked pearl company has moved into town, threatening the pearl workers to labor for them or face an "accident."
Captain Albright is sent to New Guinea on a trouble-shooting mission for the government, and discovers that there is a fuel shortage in the area to supply our troops. So, Albright whips up a batch of his "water fuel" to tide them over, but the Japanese commander, Captain Isho, learns of it and decides to steal the formula (and Ikky) for his country!