A field trip ignites Addie's desire to solve a centuries-old mystery: what happened to Lady Margaret Fraser? With the help of her older sisters Keedie and Nina, Addie begins her search for answers.

Addie's older sister Nina gives her a makeover. Later, when Addie gives a speech in front of the town council, she is heartbroken to find that her new best friend Audrey, who promised to support her, doesn't show up to hear her speech.

Addie and Audrey solidify their friendship when they go door to door to spread the word about the women who were wrongfully accused as witches. To heal the rift between her twin sisters, Addie plans a party for their upcoming birthday.

The Darrow sisters and Nina's boyfriend, Frank, go to the city in Addie's search for answers about Maggie's disappearance. While at the University library, Addie discovers some devastating information about Maggie's sister, Elinor.

Despite Mr. MacIntosh's strict rules about using the town hall and Miss Murphy's attempts to shut it down, Addie’s birthday party for Nina and Keedie is a success. But when Addie's bully Emily crashes the party, things take a downward turn.

Addie’s memorial brings her more attention than she anticipated. A new adventure awaits Addie when she discovers an abandoned bookstore. Keedie makes the connection between an old friend and an online troll.

Addie, Audrey, and Jenna work to reopen the village bookstore to keep Pamela Parks from selling it. Keedie joins Nina and Frank at the University Fair but leaves to visit Bonnie, who still has bad feelings about Juniper. Audrey has a choice to make.

Keedie comes to the rescue when costumes are needed for the history tour. Audrey accepts a job helping Miriam. Bonnie visits, hoping to see some change, but insists that Juniper is the same as ever. Addie receives unexpected recognition.

Audrey schedules a day off for Addie, hoping to find time to tell her about New York. Keedie and Nina watch the shop in Addie's absence and find evidence that someone has been breaking in. Jenna attempts to catch Jude's eye. Emily rights a wrong.

With the Founders’ Day dance approaching, Addie must find a story from Juniper’s past that the town can all be proud of. Bonnie lets Addie know that she has a story that fits the bill. Nina struggles with her options for college.