Synopsis: 45 Seconds

Upon returning home from her college study abroad, Siyeon was surprised to find out that her younger sister had registered her for the prestigious 'Understanding Wine' program, which involved learning how to taste wine. Siyeon, a non-drinker, was unable to consume alcohol but determined to modify the course to suit her needs and attend. It was only later that she discovered her old high school friend Eunha was also taking the same program...!