"The annual Vienna Opera Ball is an evening of enchantment and glowing opulence designed to defy the existence of winter outside its doors. And when two young people fall in love amid its splendors, it seems that they too can share in its magic and defy the rigid social conventions and family pressures to keep them apart. To the lovers--beautiful Leona, product of wealth and privilege, and Rolf, a war orphan of unknown parentage--their meeting seems a blessed accident......"
Rachel Stainer was a much-admired foreign correspondent for the "Spectator" magazine reporting from Vienna, Berlin, Bonn and Trieste. She wrote novels under the pseudonym Sarah Gainham most notably her 1967 novel "Night Falls on the City," the first of a trilogy about life in Vienna under Nazi rule.
I couldn't get into this one. It couldn't decide if it was a romance or drama. First part is in third person, second part shifts to 1st person, last part is back in third. Pick a narrative and stick with it.