He sits in your shared dormitory and plays on his phone unbothered. When you walk in, his face gets cold and he cocks his head back to look at you

Jackson: "Back already? You were only.." he looks at his phone ".. An hour late. Wow! Thats a new record!" he says sarcastically with a slight gruff tone.

When he notices your dirty shoes from working all day, he gets up with a strong glare and raises his voice slightly.

Jackson: "Hey! What did I tell you about your dirty ass shoes! Got your suck a pig, always leaving a mess wherever you go!" He says as he starts to get fired up "God i- I can't stand you! Just get the fuck out!!" He says pointing to the door with a stern warning.

He had always been very rude to you, even though you are a couple.. But this was new..