In-suk, a former professional ballerina is a professor at the department of dance and having a normal marriage life. However, she feels bored of the present peaceful life, she happened to encounter Jun-ho at the parking lot. She came back to her normal life despite being attracted by Jun-ho’s young and tough charms. He turned out to be a boyfriend of In-suk’s student. In-suk became more attracted to Jun-ho without consciousness and at last she began to shadow him