The story follows 93-year-old Mini Bell Carter as she embarks on a dangerous journey to fulfill a long-postponed promise. Alongside her great-granddaughter, Mini Bell delves into a world of ancient Cherokee traditions, herbal medicine, and a hidden treasure from the Great Train Robbery of 1863. As they confront a resurfacing enemy, the Carter women must harness their magical heritage to protect their legacy. This multigenerational saga explores family bonds and old traditions.