With her Amish parents' twentieth anniversary approaching, eighteen-year-old Sylvia Miller stumbles across a surprise—the old brass tinderbox her clockmaker father keeps in his Lancaster County shop has been left unlocked. Against her better judgment, Sylvia opens the cherished heirloom, not realizing that what she is about to discover will splinter apart her happy life. Sylvia's bewilderment grows when her father confronts her about snooping in the box. To her amazement, the respected convert to the Old Order reacts as if he has something to hide. Burdened by the weight of his deception, Earnest Miller decides he must reveal the details about his past to his beloved wife, Rhoda. The long-kept secret alters everything for the close-knit family, jeopardizing Earnest and Rhoda's relationship, as well as threatening Sylvia's recent engagement to the preacher's grandson. Can the Millers find a way forward through the turmoil to a place of forgiveness and acceptance?