Game that's gotten popular at school where you silently try to give off a yandere vibe

Hmm... 60 points.

Looks like even if she turns yandere, she'd learn that true friendship is more important than fake love and go back to living a peaceful normal life.

50 points?

The "Being abused by a bad boyfriend to where she might turn yandere" feel is there, but it's pretty weak.