 After Shelley and Mary's return to England, Fanny Imlay, Mary's half-sister and Claire's stepsister, despondent over her exclusion from the Shelley household and perhaps unhappy at being omitted from Shelley's will, travelled from Godwin's household in London to kill herself in Wales in early October.On 10December 1816 the body of Shelley's estranged wife Harriet was found in an advanced state of pregnancy, drowned in the Serpentine in Hyde Park, London.Shelley had made generous provision for Harriet and their children in his will and had paid her a monthly allowance as had her father.