In this historical mystery set in Iowa, Gracie Evans isn't happy with all the excitment at the Moser Mansion for Women Rest Home in Locked Rock, Iowa. Molly Moser, owner of the mansion, is marrying the butter and egg man in the back yard. The residents can bring a relative to escort them to the wedding. Melinda Applegate puts a notice in a newspaper column to find some kin. A stranger shows up claiming to be her long lost nephew. Melinda believes Jeffrey Armstrong, but Gracie thinks the man is sneaky. She's sure he is up to no good and tries to warn everyone. They think Gracie is jealous, because Melinda ignores her now that she has a nephew paying attention to her. Molly leaves on a month long honeymoon and the upheaval gets worse. Gracie is determined to prove Jeffrey Armstrong is a crook, and he's after Melinda's money.