Doctor Thorne (Hollander) lives a quiet life with niece Mary in Greshamsbury, home of the Gresham family. Unbeknownst to others, the Greshams have lost their fortune and the snobbish matriarch Lady Arabella (Front) has a scheme to regain it via an arranged marriage with her son and an American heiress. However, her son is in love with Mary (Martini), which complicates Lady Arabella’s plans.