With the battle over the Third Apostle over, Shizuku Kanzaki and Issei Tomine return to their respective routines. One day, a Korean restaurateur asks Shizuku's department for wines to match with his food — but they discover that kimchi, the linchpin of Korean cuisine, clashes harshly with everything they throw at it. Believing in the infinite potential of wine, Shizuku is soon off to Seoul to discover the perfect mariage for these unfamiliar friends!