Can you just imagine 12 boys from the different worlds, different backgrounds, different pasts, different personalities, but having the same dream coming into one place where they could pursue their dream?

The 12 guys came into SM Academy, the music school that known as the most famous school in Seoul. Even the whole Korea. Only rich and potential kids can enter. Well, some of these 12 guys are rich, but some are not. But they came to chase their dreams and nothing can stop them.

They gather in the same place and creating a bond of brotherly friendship among so many obstacles getting on their ways. They will experience hardships, happiness, hardwork, sweats, friendship, and love to one another.

Now I welcome you to their different sides of life..