Eunhyuk and Donghae have been couples since high school. But, when Eunhyuk decided to make an audition, Donghae had an accident when he was on his way to support Eunhyuk. After 5 years later, Eunhyuk successfully become an artist. However, he have been missing Donghae more than ever even though its has been 5 years. But, what will happen if Donghae had a second chance to live but in a different form? Will Eunhyuk accept the truth? Will their love grew again?    ForewordI dont know if this turns out well. Just something that came up of my idea.It from a music video of BoA - Key of Heart. Actually Im a fan of her.Theres probably some of mine addition storiesThis is Haehyuk story.Sorry for the bad grammar and spelling mistakes~ PS: This is not smut story... just story. Hope you wait and enjoy the story! ^^