Jang-ho who dreams of becoming a chef is pretty close to his dad Yeong-soo; enough to talk about his girlfriend and they live alone. One day, Yeong-soo tells Jang-ho that he's getting remarried to a Russian woman. Jang-ho accepts this and meets Olga. He is surprised to see a young and beautiful woman standing before him. A few days later, Yeong-soo goes to Russia on a business trip and Jang-ho and Olga get to know each other...

6 young girls and boys reveal their most thrilling moment; college student Ji-hoon plays drinking bout with his female friends. Dong-geon's first experience at emergency stairs. Young-jae bets on undressing while playing Jenga with his sister's friend. Young-tak visits his girlfriend's house while her parents are out. Jung-woo decides to go to Motel with his old female friend. Jin-seok goes to theater with his tutor, but it's not to watch a movie.