Namjoon has a sister in one of a big three companies and the relationship doesn't seem controversial but there is something else between two which nobody can figure it out.
23June2020~13July2020
❝ You are dating your sister's boyfriend, aren't you? ❞
This story may be similar to other fanfic. It's purely coincidence.
Note: Its not yet edited so, typographic error ahead! I wrote this in year 2018 and I was fifteen, please excuse any errors.
Start: December 11, 2018
Finished: January 13, 2019