you live in a small town by the outskirts of seoul, typically travelling downtown for shopping and going out with your friends.

your friend group consists of jungwon, sunghoon and heeseung. with you being the youngest but only by a couple of months. you're all in high school.

recently, you find yourself in a rabbit hole about a cold case from 5 years ago. being determined to find the answer as to what happened, your friends help you.