It is about Lydia Ivanova Friss's parents Valentina Ivanova and Jens Friss love, set against the backdrop of Russia.
Valentina Ivanova was the daughter of the finance minister to Tsar Nicholas II and an aspiring pianist.
She wanted to become a nurse after her younger sister Katya was paralysed from a Bolshevik's bomb.
He became the lover of a married Countess but later saw Valentina performing at a party and later had an affair with her and fell in love.
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