Kwon Jiyong, the world's known Hallyu star. He composed and sang tons of songs. It has been 10 years since he got into the celebrity world. He had a purpose on why he wanted to be a solo artist so badly. Only one thing. Which is to find his one and only girl. The girl who saved and protected him. The girl who took his heart for the first time. The girl who he love to call and be called.