​Chae Hyungwon , Lee Minhyuk and Shin Hoseok AKA Wonho aren't your ordinary highschool kids . ​Despite the young age and looks , they are actually part of a very top secret organization called "X" . ​Together they form a unit who's top priority is to take down huge mafias and capture one of the biggest boss , R2 .  

" You might not be the Alice we're looking for but you're the Alice that we need ."