about a girl who is always being misunderstand, she suffered a big lost on her 16th birthday. it was a day she never 4got. That day she lost everything important. Her older brother, before dying gave her a book. Told her that she could open it when she is ready. Her best friend Alice, always stand by her, but what is keeping them apart? Who is Rina? and why can't jaejoong and yunho leave her alone? What future will they hold on later?