The heroine is very energetic, a little silly, dreams of becoming a singer and singing songs that bring happiness to everyone, and does not want to live an ordinary life. She has been longing and working hard until she met her, her, him, and him in her life, who protects her and cares about her. An extraordinary life starts from now on. In this life, she feels happiness, sadness, joy, expectation and despair one by one.