Ble mae Cyw?

Cyw has disappeared on the way to a picnic, so Gareth and Rachael, with the help of Sali Mali, Jac y Jwc, Betsan Brysur, Prys Plismon, Heini, Tigi, Twm Tisian and Norman Preis embark on an adventure to find her. Rapsgaliwn knows where Cyw is, but he’s not telling anyone!