Porthwll, Y

Ers iddo adael y coleg, mae bywyd Cai Owen mewn rhigol, hyd nes iddo gyfarfod grym arallfydol y Porthwll sy'n ei alluogi i gywiro camgymeriadau'r gorffennol. Tybed a fydd ei allu yn dwyn lles neu anlwc i Cai, ei deulu a'i ffrindiau? Nofel am ddau fersiwn o'r un cymeriad sy'n bodoli mewn dau ddeimensiwn gwahanol.

Since he left college, Cai Owen's life is in a rut, before an encounter with the otherworldly force of the Portal enables him to correct past mistakes. But will this ability prove beneficial or disastrous to Cai, his family and friends? Elidir Jones's first novel portrays two versions of the same character who exist in two different dimensions.