Sandara Park; a young violinist who has been playing her violin since the age of eight, dreams of quiting her job and becoming the best nurse in the whole world, but the demands of her parents have stopped her from saying or doing anything. Myungsoo is a passionate street dancer, but finds himself in a pickle when his team abandons him after suffering from one too many competition loses. When both of their worlds collide; drama, romance, and life changing moments begin to unfold.