A Swiss orphan is heartbroken when she must leave her beloved grandfather and their happy home in the mountains to go to school and to care for an invalid girl in the city.
A sequel to the author's Heidi Grows Up, which is a continuation of Johanna Spyri's Heidi. Tells of the birth of Heidi's twins, the child Marta who comes to live with Heidi and her family, and the Alm-Uncle's secret.