Recently fired, Jo I-seon turns to insurance sales to pay for her sick daughter’s hospital bills. She attends her middle school’s 23rd reunion for the first time, only to find classmates gathered with hidden agendas — selling insurance, running scams, flaunting money, and more. What begins as polite small talk quickly devolves into biting accusations and vicious clashes. And when Lee Jun, an uninvited classmate, suddenly appears, long-suppressed tensions finally explode…

Park Young Ho is a new transfer student in school. He quickly becomes the target of top bullies of school because he stands up against them to protect a student from getting bullied.

A profiler and a prosecutor must uncover the hidden secrets surrounding unique items with supernatural powers and a conspiracy. Kang Gon is a prosecutor full of justice and a warm heart. In order to save his niece Da In, he jumps into a conspiracy surrounding an item having supernatural powers. Kang Gon works with a criminal profiler Shin So Yeong.