When a powerful storm blows through Blue Hill, Anne's children are rescued by a drifter named Jack Kendall. Anne doesn't want this stranger near her children, but they immediately grow attached to him, enthralled by stories of his adventures. Jack claims to have known Aunt Edie, but Anne finds his stories too outrageous to be true. Meanwhile, Ben and Ryan want to help raise money for their classmate Caden, who has leukemia. The town rallies around the family, who need help paying the medical bills. Inspired by Jack's tales of prospecting in Alaska, the boys begin searching the creek behind the library for gold. Soon they have a large collection of rocks flecked with shiny metal. Could they really have struck it rich?