Shunsuke Sakaki is a part-time university lecturer on Western European history. Ema Sakiyama, his student and Roppongi’s top hostess, asks for his help in settling a dispute with a customer who sent back a glass of champagne. With help from Rin, Ema’s friend who is oddly knowledgeable about champagne, it looks like Sakaki is gradually coming to understand the profound world of champagne, but…?Show more