This story is about how a boy that was gangster fell in love for the first time, he fell in love with a new transfer student. Sulli came from America with her brother Chanyeol, when she first met Kris she had a bad feeling about him but soon fell in love with him.

Characters:

Choi Jinri A.K.A Sulli:

17 years old

Had a ex-boyfriend named Jung Daehyun from BAP

Used to be Cold, rude and stubborn but she is not like that once she moved to Korea she became cute, bubbly and smart

Younger sister of Chanyeol and Jongin, cousins with Lee Taemin and Choi Minho

Her parents died so right now she is living with her Uncle and his wife

Sulli used to live with her fathers Uncle but a different one from right now, this Uncle always drink and came home drunk and would hurt Sulli badly

Best friends with members of F(x) and they love her so much, childhood friends with Oh Sehun and Xi Luhan and also friends with Exo

New transfer student from America along with her brother

Her other Uncle still searches for her but she is scared of her uncle

Had a bad feeling about Kris soon noticed that he is really nice even though he is a gangster.

Likes Kris

Exo and Shinee's princess 

Wu Fan A.K.A Kris:

18 years old

Cold, rude and annoying 

Older brother of Tao and Soojung(Fx) his younger sister

Best friends with Exo and Shinee, friends with Jinri

A gangster with Exo and Shinee

Fell in love with Sulli when Chanyeol introduce Sulli to him and will always protect the princess of Exo. 

F(x):

All of them are 18 but Soojung is 17

Bubbly, funny and cute

The school queenka, always getting confessions even though they have boyfriends especially Sulli because since she is single lots of boys confess to her

Best friends with Sulli, Exo and girlfriend of Shinee except for Taemin he has Naeun

Always helps Sulli

Knows about Sulli's past but never mention it

Exo: 

All of them are 18

Cold, rude and smart

Best friends with Sulli, F(x) and Shinee

Famous gangsters in school with Shinee

The Kingka's of the school

Lots of people are afraid of them 

Will always be ready to protect Sulli

Makes sure that Sulli's uncle will never find her

Shinee:

18 years old

Funny, smart and hyper

Famous gangsters in school with Exo

The Kingka's of the school

Lots of people are afraid of them

Best friends with Exo, Sulli and F(x)'s boyfriends except for Taemin 

Always protects Sulli

Son Naeun:

17 years old

Bubbly, rude and cute 

The school queenka with Apink

Best friends with Apink

Always breaks boys hearts

Taemin's girlfriend

Hates Sulli for being too close to Kris

Likes Kris that's why she hates Sulli