Characters: 

You: Kim ~~~~~. Queenka of Woollim Music High (WMH). Beautiful, smart, kind. Used to be the top pianist in WMH with Hoya before he graduated . After opening up to your past, you began to accept other people in your live and became friends with others.

Hoya: Lee Howon. In the group named Infinite. Girls swoon over him but he never looks at them twice (except you). Handsome, smart and used to be the top pianist in WMH with you. Currently graduated from WMH and is looking for a job before you graduate and continue your studies with him.

Jonghyun: Kim Jonghyun. In the group SHINee. Your only family member, your brother. An over-protective brother and would kill anyone that hurts you. Plays the guitar. Waiting for university enrolment while working.

Kikwang: Lee Kikwang. He is your ex-boyfriend who is currently your best friend. He just graduated and in also waiting for university enrolments .

Ljoe: Lee Byunghun. Your childhood best friend. Entered your life once again, is a good pianist. But is he as simple as he seems like?

Infinite: 

Sunggyu: The nice leader, plays the violin. Working with your brother and Onew at the store. Waiting to go overseas to further your studies.

Sungyeol: The choding of infinite. Plays the guitar. 

L: The quiet guy of the group. Plays the guitar.

Dongwoo: The loudest guy in the group, playful and friendly. Plays the drum. Graduated and is waiting for enrollment in university.

Woohyun: The most caring guy in infinite, sweet. Plays the violin. He currently teaches little children at a small music school.

Sungjong: The pretty maknae of the group. Plays the flute. 

SHINee: 

Onew: Protective over you. Plays the drum. Currently working with your brother at a nearby convenience store. Waiting to be enrolled into university.

Minho: Sweet and caring. Plays the drum. Currently working at a family shop after graduating. Waiting to make further studies overseas.

Key: Caring and over-protective. Plays the guitar

Taemin: Sweet and playful. Plays the flute.

Plot:

After stepping out of your world of darkness, you started having friends. When one day, you found that things aren't as simple as you thought it was, and life throws you choices you can't make, what would you do?