Jeon Jungkook is an eighteen years old high school senior, a year before his exams. Jungkook's parents want him to go to a medical university, and then become a surgeon, but the young boy was never interested in organs or things that has to do anything with biology. He always wanted to dance, but his parents forbade him. In the middle of summer, a young girl, Lalisa Manoban, who was a professional dancer for years, but had to stop after a tragic thing, moves to Seoul with her mother. What is going to happen when the two meets? Why did Lisa stopped dancing? Can Jungkook live for his passion and achieve his dream?

Lalisa Manoban is a stubborn dance-loving girl who lives with her always dissatisfied mother. The woman has enough, so she sends her to Aunt Ahn's school, where she meets Kim Jennie, the cheeky blonde-haired class first, she starts rivalry with. But when they witness a murder, they have to work together and keep this huge secret. But what if the killer's next target is Jennie and Lisa?