Penvro is the coastal setting of the companions’ long stay with Bendigeid Fran’s preserved head, a place where hospitality and enchantment suspend ordinary time. The narrative presents it as both a refuge and a threshold: the company enjoys an apparently endless feast, but one closed door defines the condition on which that reprieve depends.

Setting and Arrival

At the close of their seventh year at Harlech, the companions travel onward to Penvro. There they find a fair, regal place overlooking the ocean, with a spacious hall. Two doors stand open; the third, facing Cornwall, remains closed. Manawyddan points it out as the door they must not open, making the hall’s arrangement central to the rules of their stay.

The Head and the Long Stay

Bendigeid Fran had commanded that his head be carried to the White Mount in London for burial, with the face turned toward France. His instructions set out the journey’s stages: seven years of feasting at Harlech, accompanied by the birds of Rhiannon, followed by a stay at Penvro lasting eighty years. During that time, he promised, his head would remain uncorrupted and be as pleasant company as when it had been on his body.

At Penvro, the promised suspension of ordinary experience takes hold. The companions feast and rejoice, but remember neither the food laid before them nor any sorrow. They do not know that eighty years are passing, and they feel no more weariness than on the day they arrived. The head’s continued presence is not a burden to them; its companionship belongs to the ease of the enchanted interval.

The Forbidden Door and Departure

The closed door facing Cornwall gives the hall a boundary the companions must respect. Bendigeid Fran’s instructions make opening it the point at which their stay must end: once it is opened, they can no longer remain at Penvro and must set out for London to bury the head. The location’s abundance and apparent timelessness are therefore conditional, held in place by a prohibition. Penvro is a haven, but not a permanent destination; the head’s burial remains the journey’s prescribed end.