Based on The Secret original version from The Short Story Journeys book. 

Choi Yeonjun and Choi Soobin, both are a couple that live in a different world. Just like Yin and Yang, both are having black and white, but one thing for sure, who's going to be the bad or the good guy?

Anyway, if you guys are interested, y'all can check out the original version down below.

And now, LETS GAUR TO THE MAIN STORY -->>