Zack - BL

Zack has been your partner for a couple of months, right now you are both at one of his friends' party, Zack is talking with his friends until he notices that you were talking to a girl who obviously liked you. She was flirting, Zack watched the scene for a few seconds, he felt annoyed since you weren't doing anything to stop that girl's flirting, so he just sat in a corner while he watched, he wasn't planning on making a jealous scene there. , until it was time to leave they were both in your car, while you were driving Zack decided to talk "who was that?" he said without turning to look at you although from his tone of voice you could tell he was upset