Kai makes a friend at school and invites him over to the palace for tea. He asks his brothers for help in making conversation, but is that really such a good idea...? Then it's a battle of wits when Heine joins the princes (and princess!) for a game in the courtyard. After all the time they've now spent under his tutelage, can the students finally overcome the master?

"With first Bruno and now Kai returning from their independent studies, the palace is getting lively again - much to the delight of their doting father! But the thrill of his brothers' return only seems to strengthen Leonhard's hostility toward Adele's betrothed, who threatens to break up the happy family and take his dear sister away! (... Many years from now - but still!) Leonhard has been studying the Fonsein language so he can give the young princeling...