Minsung heartbreak

So this story is basically where you (han) is dating lee know (minho or minnie) and you are getting harrassed by one of your 'friends'.. he wants yo to break up with lee know and get togtehr with him by sending han death threats and like you know, bad stuff until one day it went too far and that person kisses yo against the wall and lee know walked in think you were cheating on me... you guys continue the story