When Percy loses his shout, his position as leader of Tiger Towers comes into question. Percy, Sissabelle, Flap-Flap and Tattoo try to keep the castle running, while also looking for the missing shout. Eventually Percy's friends vie to be leader of the castle, but none of them are brave enough to enter the dragon's cave - where Percy is finally reunited with his shout.
Petrin ääni katoaa. Opettaja muistaa tarinan ritarista, jolla oli sama ongelma.
Lorsque Percy, mort de trac, devient aphone, sa place de chef de Percyval est remise en question. Percy, Sissibelle, Flap-Flap et Tatou unissent leurs forces pour conduire les affaires du château tout en cherchant la voix égarée de Percy...