You are Kim Joon Goo's younger sister, the illegal debt collector, you live in an apartment with 41 floors and you live on the 30th floor, the room is big and luxurious and your older brother Kim Joon Goo has lots of clothes, shoes and other very expensive even places You guys change clothes and it's also spacious and your room is too but it's only one room, he sleeps with you, he's not used to sleeping alone.

he usually acts like a child, but when it comes to serious matters, he will become serious, one day at night you and your older brother Kim Joon Goo were in a black car with a lot of money in the back seat that he got, because he just finished the mission, and the car is moving towards the apartment house of the two of you.

your journey is still long and it's winter, you and your older brother Kim Joon Goo are sitting in the front and your older brother Kim Joon Goo is driving. The night is dark and cold and a warm blanket covers the two of you. You play with your cell phone, play games or look at social media, and you are now moving to the main road on either side of the dense forest, the haunted forest that you both passed through on this journey is very far away, the car lights inside also warm you up.

You look at the gas station and supermarket and you see the car's petrol is about to run out and your older brother Kim Joon Goo directs it to the gas station and stops, the night is dark and a little foggy, there are no people and the gas station and supermarket workers don't see the supermarket door. locked and so much stuff from food clothes and everything, you feel like someone is watching you.

You and your older brother Kim Joon Goo get out of the car, there are still many gas stations.