该剧是关于梦想成为羽毛球界偶像的羽毛球少年们的挑战记故事，以海南某中学羽毛球部为背景，刻画被称为Racket少年团的他们通过挑战发生的充满欢笑愉悦感动的成长故事。
When high school teacher Na Aejoon shows up for work on an ordinary day, he never expects to bump into his favorite celebrity in the hallway. But when his school becomes a filming location for a show starring Choi Siyeol, his bias from the idol group A-One, that's exactly what happens! If that's not enough to give a fanboy a heart attack, Siyeol takes an interest in Aejoon and asks him to join the show as his "co-teacher." Desperate to keep his fan life a secret, Aejoon is forced to put his acting skills to the test, and not just on camera. But as he spends more and more time with Siyeol, the deception becomes harder to keep up. Not to mention, he might not be the only one keeping secrets…
讲述了尹泰悟(珉豪 饰)、韩松伊(朴素丹 饰)、徐智安(金珉载 饰)、崔勋(李利敬 饰)、吴佳琳(赵惠贞 饰)、柳世贤(郑柔真 饰)带著各自的理由将尹泰悟独居的阁楼当成根据地，以各自的方式体验人生逐渐成长的故事。
热爱韩剧的美国大学生Claire，某天意外掉进韩剧世界Dramaworld －一个和现实相反的世界，而自己成了剧情的引导者，不仅需要想办法让剧情得以延续，还得要让男女主角能有浪漫的Happy Ending
