Some articles on sessemann:

Heidi (1968 Film) - Storyline
... In addition, Heidi is further recast as Herr Sessemann's niece because of his late brother's marriage to Grandfather's late daughter ... As Sessemann's niece, Heidi becomes cousin rather than simply companion to Clara, who early in the film is negatively portrayed as a hateful and spoiled child ... is Rottenmeier's personality that she falls in love with Sessemann, and he with her, a situation impossible in the novel ...