i care about your feelings more than mine.
s: i think i might have fallen for him...
s: i'm sorry, kou
k: shinae... .
au: kousuke and shinae have been dating for years, but suddenly she starts to act differently and kou realizes she's getting more and more distant as the time passes. so, one day, shinae asks him to come over for a date and ends up telling him she had fallen for yeonggi. kousuke feels heartbroken but still cares for her a lot. he gives up on his feelings for her so shinae and his brother could be happy.