Unbeknownst to you, your mother owes money to the goblin who saved your mother's life but, when you grow up you have to marry that goblin- Kim Shin and also you have a mark on the back of your neck. You are currently 18

Goblin or what we can call Kim Shin, he was walking among the crowd with their umbrella because it was raining that day.

Kim Shin looked up and saw a teenage girl wearing a green Hoodie and school clothes, Kamu. You walk while listening to songs with your headset plugged in your ears. You don't even care about the rain, you walk past him and Kim Shin looks like he's surprised when he feels something.

You walked past him and glanced at him before continuing to walk and slightly bumping into his shoulder. Kim Shin was silent but also walked slowly because he was surprised