1. Is Kae Il still alive?
Yes. I'll explain the details in the chapters ahead.2. What chapter will she appear?
Secret.3. Who will be Kae Il's partner in the story?
It's up to the readers. (I'm basing the answer in your comments in every chapter)4. Could there be additional characters?
Yes. But not as the main characters.5. Who else likes Kae Il aside from V, J Hope, and Jin?
Rap Mon.6. How old are the characters now?
20. They're all twenty.7. Would Sofie and Jungkook end up together?
What do you think?8. What is the real plot of the story?
Solving Kae Il's past as well as her love story.9. Is Lu one of the main characters?
No.10. Do you have another BTS stories?
Yes.
Jin - The Flashback (Sad Story)
J Hope - Apparition (it's still on going so I label it as Mystery for the mean time)11. How long since BTS debuted in the story?
Two years. Because they were trainees for three years.12. Is Hawaii the first country they (BTS) visited?
No. It was already the 26th country.13. How many girlfriends did Jin had?
Including Riah? 71 :)14. Did Tae Hyung had a girlfriend within those 5 years? What about J Hope?
They both didn't have.Any questions you want to clarify? Don't hesitate to ask :)