My Obsession ~ (Female Reader x Oc)

Chapter 1: Hangout

After school while you were walking home Michael go to you
Michael: Hey y/n since tomorrow we both don't have school well..... there's this café that just open wanna go hangout with me?
Y/n: oh you mean*blushes* not like a date right?
Michael: wha- ? No of course not silly let's go later when you go home and change. What do you say?
Y/n: well sure of course.
You and Michael go home together since your neighbors. You go to your room and pick what to wear. You dress up to look your best after you dress up you heard a knock on your door you go downstairs and open to check who it was , it was mike(short for Michael)
Michael:Hey y/n are you ready ?
Y/n(your name):yeah sure
Michael: Oh ok by the way nice outfit
Y/n: oh.. thanks
Michael:so wanna go now?
Y/n: sure
You lock the door of your house you and Michael walk together to the cafe
Skiptime(i mean you and Michael are inside the café-)
You were drinking your boba tea and you saw someone watching both of you and Michael
Y/n:hey Michael i feel like that person is watching us.
Michael : oh don't Worry y/n i think that person just wanna be friends with us or something.
Y/n: I don't know mike
A person walk up to you and mike he have black pitch hair , pale skin, and red eyes like blood he looks like in your age but he looks a little bit creepy. He is in a hoodie and his hood is up also has a mask so you and mike can't see his face.
??: Hey y/n!
Y/n:huh how did you know my name?
He take off his mask and it turn out to be Ren he's basically in your class and he's personal info is not like reveal but he's name isn't.
Y/n: oh hey Ren me and Michael are just hanging out here in the café so wanna join?

Ren's mind:
Huh? How could my y/n hanging out with someone . I cannot let that guy have her she is mine.