Hong Man Sub is a 24-year-old college student majoring in food and nutrition. He has never dated and is not popular with girls. Nevertheless, he falls in love with An Na at first sight. An Na is the most popular girl at the school and unexpectedly takes an interest in Hong Man Sub because is different from the other students.
Hong Man Sub then plays a game of jokgu (a game that shares elements of soccer and volleyball) with Kang Min. Kang Min has taken an interest in An Na and he is also a former Korean National Soccer player. Hong Man Sub wins the game and becomes a hero with the other students. The students also become crazy about the game of jokgu. The university then decides to hold a jokgu competition. Hong Man Sub will face Kang Min once again.