Jang Ahreum, the geek of Gangnam Star University. She came from Daegu to reach her dream as a Script Writer. Her love for the famous actor, Hong Jonghyun makes her want to bet all her life to be script writer so one day he could meet the actor in person. Reaching her dream is not as easy as she wants. When all she wants is a normal and quiet college life, her 7 best friends say no.

Son Hyunwoo (Shownu)
The big guy with all his quietness that could kill sometimes. But he's a really warm and caring inside, a really great leader and the strongest among all.

Shin Hoseok (Wonho)
The campus ulzzang, the lady's man. His bright and sweet personality melt every girls' heart.

Yoo Kihyun
The scary senior. He's the professor assistant that every girls would drool at only if he's less scary and strict. A hidden dork in the group.

Lee Minhyuk
The badass. He often skipping class and only care about his band and Ahreum. But aside from his strong look he is actually very mischievous and friendly.

Chae Hyungwon
The famous model and the son of the campus Dean. He's very calm and quiet. Every girls dream to be his but he would just care less.

Lee Jooheon
The campus cutipie. He's very charismatic and looks strong but actually acts cute a lot. He loves to abuse his aegyo to get what he wants, mostly to Shownu.

Lim Changkyun (I.M)
The cold maknae of the group. He's actually very playful but he only show it to his close friends. Refuse to call Ahreum with noona even tho he's younger.