Na-Nan has known best pals Dong-Mi and Jung-Joon since childhood, and now the trio shares the ups and downs of their turbulent single lives together. But everything gets turned on end when Dong-Mi and Jung-Joon end up in bed! Should the longtime friends make it official or call it a mistake? Na Nan has a job offer and a marriage proposal from the charming Soo-Heon to consider, and her twenties are fast coming to end. What's a generation of soon-to-getting-older youth to do?
Lee Beom-soo (이범수) is a South Korean actor.
Uhm Jung-hwa (엄정화) is a South Korean pop singer and actress.
Oh Ji-hye was born on September 3, 1968 and is currently 56 years old.
Jun Suk-ho was born on May 2, 1984 and is currently 40 years old.