The illness of Penny Gibb's foster father, Jed, has been a mystery from the start, so there is considerable excitement in the Gibbs home when Dr Ryan comes to see Jed this morning. He said he had news for them all, but he wanted to see Jed first. Behind closed doors, Jed receives the news that there's no known cure for what's wrong with him, because whatever it is, is so rare and unusual there's no treatment known to medical science.