Author: Myfanwy Alexander.

Superintendent Daf Dafis's daughter is competing with her pony Tanyfoel Tinci Winci at the Royal Welsh Show in Builth Wells... and someone has to sleep with Tinci on site. As the body parts of famous horse breeder Joc Jehu are found around the show field, Daf has to make enquiries into the complex history of his family...

Awdur: Myfanwy Alexander.

Mae merch yr Arolygydd Daf Dafis yn cystadlu yn Sioe Fawr Llanelwedd efo'i merlen fach, Tanyfoel Tinci Winci... ac mae'n rhaid i rywun gysgu ar Fryn y Ceffylau ar faes y Sioe efo Tinci. Wrth i ddarnau o gorff Joc Jehu, bridiwr ceffylau enwog, gael eu darganfod ar y maes, mae'n rhaid i Daf ymchwilio i hanes cymhleth ei deulu...