Little Black Dress depicts the friendships, jealousies, hopes and failures of four 24-year-old girls. The girls first met as first year students in college. They seem to be enjoying their 20's, but inside they all have worries.
Han-soo is a new transfer student at Seonggji High School, who is thought to be the legendary "Seven Cutter", a badass who beat up an entire gang, attracting the attention of school bully Sung-gi and his lackeys.
All around the world, musicians and rock stars are being elected to their respective countries' highest offices. Paul McCartney is running for Prime Minister of England; Madonna's being tapped as the VP in the United States. The current prime minister and head of the army in Korea are disturbed by this trend, and concoct Emergency Order 19 to deal with the problem: ban all music. The film is famous for the many pop music celebrity cameos it features.
Kim Sung-Joon (Park Si-Hoo) worked as a pilot, but after becoming in deaf in his right ear he has worked on the ground. He becomes desperate. Kim Sung-Joon then meets Eun-Hong (Yoon Eun-Hye) on a blind date. Even though he doesn't love her, he gets married to Eun-Hong. After their marriage, Sung-Joon treats Eun-Hong with indifference. Suddenly, Eun-Hong dies. Kim Sung-Joon soon learns for the first time about her real heart and her first love. Holding Eun-Hong's urn, he seeks out her first love.
