Kyungsoo's parents died while serving their master. He and his younger brother was adopted by their parents' master. They were given food, shelter and education. But these were not free. Kyungsoo needed to be the servant of his masters son. Will he regret it or be thankful?
What if at birth you were given a necklace that lead to your soul mate. The closer you were, the hotter it would get, the further you are, the colder it gets. Chanyeol was a known heart breaker but Baekhyun was a heart he couldn't break, because it was made of a half of Chanyeol's heart too.
