You were the perfect couple 

You were happily staying in the arms of one another

You're planning to tie the knot together

But what if the truth comes out?

What if one day, someone will tell you you're related to each other...

How can this affect you and Luhan?

------------------------------------

Kang Hee Jin

21 years old, the girl every guy wants. Beautiful inside and out. Friendly to others and a very caring girlfriend. She's close to her family. She owns a pastry shop since she loves sweets.

Luhan

22 years old, a very handsome guy. A very sweet boyfriend. He loves Hee Jin very much and is willing to do everything for their relationship.

EXO

You and Luhan's friends. 11 handsome boys. Always there for the two of you.

Kang Kyung Mi

19 years old, your sister/bestfriend. She's always there for you, she's sometimes your bridge whenever you and Luhan fight. She's a sweet and loving sister and like you she also has a sweet tooth.