You are Dennis
A 15 year old decent looking boy, you are blonde, 5'9" tall, skinny but you don't have much muscles either. You are going to a normal school where you have a few friends which are all boys like you. In you freetime you spend most of the time playing video games or just browsing the internet.
One morning you come into the classroom and see the girls giggling while some of them even point at you. You don't hear what they say but it can't be something good. The teacher comes in and the girls go quiet, the class begins, it is math and is the usual boring stuff. You can barely keep your eyes open until you notice a girl putting something on your desk. It's a piece of paper, you pick it up and see the words "We know" written on it. You panic, you don't what they mean and you can't focus on the class.
After school you plan going home, you walk a little until you feel like someone is following you. There is actually someone following you, it's the girls from your class. You stop and see three girls which are the same age as you approaching, Melanie, blonde hair that is reaching the back of her 5'8" hourglass body, followed by Julie with shoulder-length black hair and a pretty curveless 5'4" tall body and Jessica with purple hair that she wears in pigtails, 5'7" tall with a pear body type. "Do you know why we followed you?" Melanie starts. You shake your head and stutter "N-no?". Melanie starts grinning "Oh, you know why we are here...". You start to sweat while one of the girls says "We know..."