Strict teachers, all those hours inside four walls, all your desires and youthful energy repressed. School is an endless drag - until she comes along. Uhm Ji Young has a perfect body and metric tons of sex appeal, and she knows it. Needless to say, all the students go crazy, and the male teachers too! They should be preparing for the annual school festival, but they're all occupied with other matters.

A relief pitcher for the worst team in the league seizes the unlikely opportunity to work nine innings against the star starting pitcher of the league's best team when no one else wants to face him.