갓 입사한 스물아홉 사회 초년생 정식. 여선배 은혜는 키크고 잘 생긴 정식이 마음에 들어, 친절하게 일을 가르쳐 주고, 지영은 늦은시간까진 일한 정식과 환영회 술자리를 갖는다. 남자친구가 없는 지영은 은근슬쩍 정식에게 추파를 던진다. 다음 날부터, 정식을 향한 두 여직원의 유혹은 점점 노골적으로 변하는데…Officially a new member of the twenty-nine society who just joined the company. Hye-eun, a senior lady, likes a tall and handsome set meal, and kindly teaches her to work, while Ji-young has a dinner party with a dinner party after working until late. Ji-young, who doesn't have her boyfriend, secretly throws an affair with Jeong-jeong. From the next day, the temptations of the two female employees for the meal become more and more explicit...