Oh Song Kyung is a well organized 28-year-old bank teller. She meticulously has a plan for everything, including getting married through a dating agency. Taekwondo master Kang Dong Joo's biggest pleasure is buying lottery tickets in hopes of one day hitting the jackpot. He is forced to register with a dating agency because of pressure from his sister-in-law who wants to kick him out of their house. A few days after registering