it's already been 3 years since your mother got married to Lee Know's father, Lee know is your step brother now, but since your parents are dating, Minho has never spoken to you once, he always ignored you, and always pretended that you didn't exist.

Today Minho was partying, he brought his whole group of friends home, so Chan, Changbin, Hyunjin, Jisung, Felix, Seungmin and Jeongin and you stayed in your room

"Hey man, your step sister isn't there?" asked Hyunjin