She always tells you how much she loves you,she even willing to wait for the day you will say those three words back to her.But when you we're ready to say those three words to her,you just realized that you were too late,eventhough you say it out loud,its just not the same as saying it directly to her where she can answer you back and gave you a hug and a kiss.

What do you do when you found out the person you love is pregnant by her boyfriend that left her after he knows she is pregnant?Will you take care of her?What do you do when her ex-boyfriend came back to get her back after a few years have past?Will you let her go?or will she chose you?

Tiffany Hwang likes to try out new things.She have been wondering how does it felt like to kiss a girl.So,she does her experiment with her bestfriend,Kim Taeyeon who has feelings for her,but oblivious to Tiffany.After they shared the kiss,Tiffany likes the feeling of Taeyeon's lips on hers,so she always kiss Taeyeon in a sudden way,which always left Taeyeon dumbfounded. What do you think will happen if Tiffany kept on kissing Taeyeon in a sudden?

Years have past,the time has come for Taeyeon to head back to Korea.Will she be able to face Tiffany once again?Will Tiffany admit her true feelings for her Taetae?And will they finally be together?

Kim Taeyeon and Tiffany Hwang have been best friends for a long time.They always do things together and always there for each other.They made a lot of promises.In other words they are inseparable. But what happen when one of them fell in love with the other one?What will happen to their friendship?What will happen to their promises?