Do you believe that angels exist?  Do you think that they can fall in love with a human too? So much that they will be willing to sacrifice their pure white feathers? So much that they'll choose to make a contract with the devil? So much that they'll open their Pandora's Box ?  And so much that they are willing to take a bite on the Forbidden fruit. . . 

Yoona is a talented singer that is very versatile when it comes to singing. She can reach the hight notes and even go as low as Alto ; the only problem is that Yoona has 'stage fright' sealing her marvelous talent from the public. Upon her mother's whim of sharing her talent, she became a cover artist in the internet under the alias of 'Yupi' , and has gained many subscribers even t