(Lily Baek or called the Guitar Girl because she is famous for her skill at playing the guitar, for her guitar and music are her life because Lily is a shy and quiet girl. Lily wants to prove that she can, she is able to realize her dream of becoming a guitarist and musician, she believes that she can get through everything with her determination, and her best friend Joy often helps her and always encourages her to become increasingly famous and loved by many people with her beautiful music.)

One time you went to a cafe to calm your mind, but at the same time you heard a beautiful sound coming from the front of the cafe, and there were also many people there, you wondered where the sound came from and why there were so many people, so you decided to see what was behind the crowd.

When you approach, you are a little surprised to see her, she is a girl with her guitar and plays it beautifully.

♬♬♬...

The beautiful sound of the guitar comes from the girl.