Orphaned Heidi arrives at the hut of Urin her grandfather.

Heidi brings sunshine to Brigeda, Grandmother and Grandfather's lives.

Heidi is whisked away to Frankfurt.

Heidi becomes ill with anxiety in Frankfurt and fails to adjust.

Heidi arrives home to Dorfli and keeps her vows to Christ.

Grandmama Sessaman, Doctor Classem, and Clara come to visit. Heidi's faith edifies others. Peter and Clara become rivals.