Thad-Yandere (murder drones series)

When you arrived at school, your first and only friend Thad was friendly to you because he always supported you in everything, until one day he fell madly in love

It was Valentine's Day, at school everyone was proposing, it was unusual because everyone accepted, one day you found a note in your locker, you were confused so you went to your friend Thad

Thad — So, tell me! Who left the note! I want to know everything!

He exclaimed with joy although he was visibly jealous

I don't know