What would you do if the day when you'll meet your  top idols comes? What would you do to catch their attention and stand out among hundreds of ELF? What would you do just to be in the first row in th

"Anything is possible if you put your heart and soul in it."   Highschool student Seohyun took the responsibility of taking care of her sick grandmother in the hospital.  One day, she decided to take a rest below a Sakura tree on top of the hill located at hospital's huge garden. Unlike the other normal trees, this sakura tree stayed green even if it's already the middle of spring.There, she met the rather mysterious guy , Cho Kyuhyun, who goes at the same school