What if the Man of your Dreams is knocking at your door? What will you do? Will you open it? or not? What if he fell in love with you? Will you be happy? or accept that you can't be together?

Characters:

Park Su Eun(You) - Pretty, Talented, Smart, Funny, Hyper and Kind. She's the shortest in her family with the height: 149 cm, but the prettiest. She is a hardcore ELF. Her Ultimate Bias is none other than LEE DONGHAE.

Kim Jong in - Also called as Kai. He is a member of Exo K. Su Eun's long lost Bestfriend. They never see each other for 5 years, because he is already a trainee. He secretly likes Su Eun. Donghae's rival.

Lee Donghae - The Five year old Kid of Super Junior. He sometimes thinks that he can give up his dream to be a husband and a father, until he met Su Eun.

Cho Kyuhyun - The Evil Maknae of Super Junior.Su Eun's closest in Super Junior. He knew that Donghae likes her back and Kai also like Su Eun. He will help Donghae with Su Eun.