Kwon Jiyong. He's number one priority is career. He will do anything to reach that dream even though he know that there's is big obstacles within that path. But there is someone making hard for him to reach that goal. He wasn't prepared and shocked to himself. Now, he don't know what to do with that person.

Kim Taeyeon. She's the girl who have a big dream of becoming a great singer. She's willing to do anything to achieve it. She's struggling so much when she met this person. She don't know it will come this way and now she's having hard time.