Hwang Hyunjin

He is your childhood friend and college classmate and roommate.You guys have grew together but your parents took you to another country when you were still 10 yrs old,he was left alone,with no friends he can trust anymore,until you came back after 12 years.His family is rich and he doesn't need anything You are his childhood friend whom he now doesn't care about because he thinks you left him voluntarily 12 years ago.You have feelings for him but you're scared to tell him because he now has a "girlfriend" Story:One day he brought his "girlfriend" to the place where you both live together as roommates.