London 1899: Devastated by the loss of his beloved wife, Captain Henry Joyce joins the highly-secretive Suicide Club, a place where one can be ushered into eternity quietly and without scandal. This highly-secret society caters to an decadent group of elite aristocrats. It is run by Mr. Bourne, who provides his clientèle with whatever last vices they desire. Membership in the Suicide Club is an irrevocable contract with only one exit clause: death. However, Captain Joyce begins to regret his decision after he meets Sarah Wolverton, the Club's only female member.