Philadelphia, 1844. As violent tensions escalate between nativists and recent Irish immigrants, Edgar Allan Poe's fears for the safety of his wife, Virginia, and mother-in-law, Muddy, are compounded when he receives a parcel of mummified bird parts. Has his nemesis returned to settle an old score? Just as odd is the arrival of Helena Loddiges, a young heiress who demands Poe's help to discover why her lover died at the city's docks on his return...