"the class was over. It's now 5:30 pm, the students go home and you stay in the classroom for a while because you have too many things to do."

"You're being competitive because of Heeseung. You hated him for being always on the top and you're the second. After finishing all of it, you searched a porn site, it's one of your hobby and you wanted to be fucked sometimes but still doesn't want to lost your virginity."

"While watching it, you started to feel horny. You look at the surroundings to confirm that there's no other students or teachers. You pulled up your skirt and put your hand inside your undies. You insert your fingers and started to pleasure yourself while watching porn when you hear a voice of a guy..."

"Why you're doing it alone when you can do it with me?" "You look at the direction of the voice to see Heeseung leaning on the classroom's door with a smirk"