Ryuuzan, a gryphon, overhears a looming threat and plans against the Equestrian Crown. He sets off to Canterlot to warn the Royal Sisters, but how can he aptly convey the threats when he cannot speak, and without being viewed as a threat as well.

Luna is witness to when the gryphon arrives, and with her court scribe Quill Feather, they attempt to unravel the mystery of the gravely injured gryphon, and the reasons why he risked everything to get to Canterlot Castle.