What is love? Ayano (Yan-chan) x Female reader x Megami Saiko

Hello readers, This is a GxG story. Head's up this is my first book. So, it wont be that good. I'm sorry if I didn't satisfy your expectations.
COVER PICTURE AND THE CHARACTER DOESN'T BELONG TO ME.

Thank you!!!

Summary:

Y/n L/n is a not so normal teenager, having a sweet mother and strict father who has high expectations. Not to mention her emotionless childhood friend, who's now a psychotic killer. Her empty life completely changes when she realises that she's in love with a certain yandere. But that yandere never seem to notice that she's in love with her friend and does a big mistake.......... Will they realize it before it's too late? Or is she going to fall for the lavender haired heiress?