Optional sequel to 'Only One.' We don't decide fate.

Minwoo is now totally different. Even Boyfriend doesn't know why. Until you had enough and got angry and confronted him. What will be his reason?

Sequel to "Bottled Feelings." Getting together was hard. Dating was harder. Now that you and Hyunseong are married with three kids, what is going to happen?

"No one can see that. Only me."

Girlfriend of Shim Hyunseong of Boyfriend. Unbelievable? Believe it. But being a girlfriend of a celebrity is more difficult than anything. Add some jealousy, stress and negligence, what's gonna happen? You may think how can such a sweet guy like Hyunseong do something like that? You never know. Being a celebrity is hard too.

You two haven't had any fights since you started dating. But all of a sudden Jinyoung is acting weird. How will you handle it and what will be the reason?

Idols diet too much. As a girlfriend of one, what will you do to make your boyfriend eat? And will he?

Nothing was going right. And failing an audition again just didn't help. When your sweet boyfriend calls to ask, you can't help but yell. What will he do?

You've been waiting for 3 hours just to go out with your best friend because he promised to. But all he does is compose with his bass guitar. When you want to leave, what will he do...?