Author: Holly Rivers; Welsh Adaptation: Casia Wiliam.

Damelsa loves experiments and inventiing. She's also inherited her Nain's unscientific skill of Inspiring Spirits. But when Nain is kidnapped by a mysterious villain, she knows that being a Spirit Inspirer has something to do with it. Can Damelsa solve the deadly mystery, and save her Nain? A Welsh adaptation by Casia Wiliam of Demelza and the Spectre Detectors.

Awdur: Holly Rivers; Addasiad Cymraeg: Casia Wiliam.

Mae Damelsa wrth ei bodd yn creu dyfeisiadau rhyfeddol. Mae hi hefyd wedi etifeddu dawn ei Nain i Ysbrydoli Ysbrydion. Ond pan fo rhyw ddihiryn yn cipio Nain, mae Damelsa'n gwybod bod gan ysbrydoli ysbrydion ran fawr i'w chwarae yn y mater. Tybed all hi ddatrys y dirgelwch hwn, ac achub Nain? Addasiad Cymraeg gan Casia Wiliam o Demelza and the Spectre Detectors.