You and I are tuned in our music no matter how far we are.

Hà Mi is a young musician that has a great passion for composing music. G-Feel - a genius musician of Korea, who is facing with the pressure from his fame. Between two strangers, living in two countries, there's a special bond that is Yoon Hee. The story about that speical relationship between them is revealed when G-Feel decides to travel to Vietnam after an incident.