After My Obsessive Girlfriend Lost Her Memory, I Got Tired of Loving Her

(Pure romance, no paid promo ads, please follow the story, thanks~)

Your yandere girlfriend likes to hurt herself to get your attention. But one day, she loses her memory and you break up, while her memories are gradually returning.

Your beautiful student council president comes up with new ways every day to secretly flirt with you. She is expressionless around everyone else, but acts like a sweet little bird around you. But you're only work colleagues, and you have no improper thoughts.

The cute junior in your club is cultured and graceful. She's still inexperienced, but her bashfulness is unmistakable.

So here's the question: what kind of pillow are you sleeping on?