In one of her trips in search of Viravento, Vivi arrives to Saint Petersburg. While there, Vivi, Backpack and Flashy get to know Mikhail, a dancer swan that can't dance anymore because his ballet shoes are too small. Trying to help her friend out, Vivi will face the difficult mission of convincing Mikhail to buy new shoes, as he is certain he won't find a pair as good as his.
