The fiery haired Irish lass who grew up in the brownstones in Chicago, was summoned by her maternal grandfather to visit him in his huge mansion, Glenmoor Manor, in Southern Indiana. Maggie had no wish to know Donovan O'Connor, a wealthy businessman, who had disowned her mother when she married Maggie's father and she would have refused to go if her Granny Gaffney had not insisted.

The headstrong Maggie agrees to go. When a feeling of impending doom overcomes her on the train, she dismisses it. But after her arrival, she becomes embroiled in a mystery that involves her grandfather, a secret society, and murder.

Trying to unravel the mystery, Maggie finds herself in peril as well as falling in love. She begins to believe that there just may be some truth to her gift, her Irish Legacy .