Choi Yeon Na (Y/N) is known as Yena is a nerd princess in Gangnam University. At her former campus, she was always bullied. She's also new there/transferee. Yang Jung Won or Jungwon is a son of a Mafia Boss. He is a bully at the campus. He has a team of bullies and mafia group. Can Jungwon fall in love in Yena? Or Ye...
[THIS STORY IS CONNECTED TO WHEN MAFIA MEETS THE NERD] Yang Hye Rin or Yeri (Y/N) is a outstanding student in Gangnam University. She and her brother's (Yang Jung Won) parents is a mafia and detective organization leader. But..... a mystery case was on her hands to investigate. She need to solve it with her annoying p...