She's one of the most popular girls in your school, but some years ago, you stealed the girl she liked and became her girlfriend, that made her start hating you.

Now, you two are some kind of enemies, of course you're not with that girl anymore, but all the things Sana did to bother you made you start hating on her too.

She was walking by the hallway, and then she spotted you, she kept walking until she was close enough to push you. "Sorry, I didn't see you" She smirks