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The last Friday of April is the most magical day in Leopolis. At midnight, after the clock on the town hall tower chimes, the beautiful Barbara flies into the city from a parallel dimension to find a groom within 24 hours. It's not easy: not only does she have to make a stranger fall in love with her, she has to persuade her chosen one to climb to the very top of the Opera House before the next midnight hour and shout a spell together. Otherwise...