The man's an enigma.

What sort of place is Steynholme for a chemist of his capacities?
Dr.Foxton has the highest regard for him professionally, and I'm told he doctors people for miles around.

Yet he lives the life of a recluse.

An old woman comes by day to prepare his meals, and tidy the house and shop.

His sole relaxation is an hour of an evening in the village inn, his visits there being uninterrupted since the murder.