Yujeong, who works as a night shift nurse at a general hospital's cardiology department, is now told that her 12th-grade younger sister, Kijeong, has been arrested by the police as a suspect in an infant abandonment case. Only then does Yujeong start to make desperate efforts to rescue her sister.

以清新的手法围绕韩国唯一的国立农水产大学各色青春男女的校园故事而备受好评的《农夫士官学校》确定制作第二季。将由原班人马Apink成员尹普美、大势演员李泰焕出演。李泰焕表示：“能够再次与原来的导演、作家、演员们合作，我感到非常高兴。将努力拍摄，希望能再次成为幸福的回忆。"普美说：“因为大家对第一季的喜爱，所以再次和大家见…

该剧讲述了主人公们分享在英宝高中发生的秘密的故事。