The adventure: In New Orleans to speak at the annual conference of the National Association for Catering & Events, former Army Ranger Billie Malone decides to swing by an estate sale and can’t resist buying a magnificent topaz brooch. Later in the day, while admiring her purchase, she triggers the magic, is whisked back in time to Barataria in 1814, and is drawn into the Battle of New Orleans and the escalation of an ancient, ongoing war with powerful, global combatants. 

Amber Kelly, mining lawyer and amateur paleontologist, visits her family’s 19th century log cabin in the Colorado mountains and discovers a puzzle box hidden in a 200-year-old loom. Inside the box is a brooch engraved with a Gaelic inscription. After reciting the words, an earthy-scented fog engulfs Amber and whisks her off to Leadville, Colorado, in the year 1878. 

ESPN baseball analyst Amy Spalding is swept back in time by a magical brooch and finds herself in 1909 New York City. With only the clothes on her back, a phenomenal memory for New York Giants players and stats, and a brooch that won't take her back home, she does what she has to do, pawns her jewelry. When New York Times best-selling author Jack Mallory discovers Amy in the background of the iconic photograph of Ty Cobb kicking up a cloud of dirt as he slides hard into third base, Jack along with Kevin Allen, JL O'Grady, Connor O'Grady, and Pete Parrino launch a rescue mission to return Amy to the present before her boyfriend goes on trial for her murder.

From the Badlands to the Bluegrass, this perilous, potentially deadly adventure changes the lives of everyone involved and puts at risk the survival of the Clan and all the Celtic brooches. While dressing for a dinner date with her cousin George Williams and James Cullen Fraser, Ensley Williams picks through her jewelry box for some bling to add to her outfit and chooses her late mother’s sunstone brooch. Engraved on the inside of the stone is an inscription. When she recites the Celtic words, she’s engulfed in a peat-scented fog and transported back to the Dakota Badlands in 1885.

When a brooch is broken, some of its magic is lost. When NYPD detective JL O'Grady is invited to be her brother's plus-one at Montgomery Winery's end-of-harvest gala, she plans to enjoy a fabulous weekend in Napa drinking wine, enjoying sunset dinners on the veranda, and watching her brother's high school basketball tournament. Instead, she's pulled into a murder investigation hauntingly similar to a New York City racketeering and drug case that nearly ended her career.

Reenactor Dr. Charlotte Mallory has spent years perfecting the portrayal of her ancestor, Civil War Confederate surgeon Major Carlton Mallory. In the middle of the 150th anniversary reenactment of the Battle of Cedar Creek, she is hurled back in time and lands in the middle of the battle itself, and from there is catapulted into dangers that threaten her life and shatter her heart.

West Point graduate Kenzie Wallis-Manning planned to make the Army her career, but after being severely wounded during her second deployment, and suffering from PTSD, she retires from the military and enrolls in law school. While studying in England, she receives a package containing an emerald brooch with a Gaelic inscription. As soon as she sounds out the words engraved on the stone, she is whisked back in time to May 28, 1944.

Always on the go and racing toward the next challenge, Meredith Montgomery is the kind of woman who has it all - or at least that's what she wants everyone to believe. But when a serendipitous twist of fate at a quaint B&B brings her face-to-face with Elliott Fraser, a wealthy and respected Scotsman, Meredith might just slow down for the first time in her life.

As the sole survivor of the car crash that killed her parents, grief-stricken paramedic Kit MacKlenna is stunned to learn her life is built on lies. A legacy from her father includes a faded letter and a well-worn journal. The journal reveals she was abandoned as a baby 160 years ago. The only clues to her identity are a blood-splattered shawl, a locket with the portrait of a 19th century man, and a Celtic brooch with magical powers.

The six D’Aplièse sisters have each been on their own incredible journey to discover their heritage, but they still have one question left unanswered: who and where is the seventh sister? They only have one clue - an image of a star-shaped emerald ring. The search to find the missing sister will take them across the globe - from New Zealand to Canada, England, France and Ireland - uniting them all in their mission to complete their family at last.