sentences:  However, he develops a romantic connection to a mentally ill patient named Katherine, whom he eventually sleeps with, and impregnates.In addition, John Pearce demonstrates an illness which Merivel is unable to treat, despite his best efforts, and slowly sickens and dies.After Pearce's death, Merivel is asked to leave New Bedlam and take Katherine with him, since the Quakers believe their love will cure her illness and this is only possible outside in the world.