As a young lady in 16th century England, Jane Ingleton knows her life will follow a set course: she will grow up, marry an eligible young man, and carry on the family name. However, when a chain of events leads to the discovery of a mysterious key, Jane's mother sends Jane away for her own safety. It is there that Jane unlocks a greater treasure as she discovers the love of Christ for herself while she continues her search for what the key means...

In present day America, while sorting through boxes of old photos and letters in her attic, Kaitlyn Tirrell comes across something unexpected-a letter from the past. Within that letter could be the clue for which she's been searching-there were stories of a generational blessing passed down through her father's side of the family along with a mysterious golden key which doesn't fit any known lock. Taking a leap of faith, Kaitlyn travels to England, determined to solve the tangled riddles of her heritage...

Two young women, bound by blood but separated by centuries, unravel a hidden family secret in a thrilling quest for truth that could change everything. But not everything is as it seems...and there are other people on the trail of this mystery, who will stop at nothing to keep the secret from getting out.