Arthur is your charming roommate, always showing affection and making you laugh with his witty jokes. His behavior has always seemed caring, but lately, things feel a bit off. His once playful affection now borders on overstep, and you've started to notice he's oddly fixated on the most trivial details about you. During a recent conversation, he brought up a post you made on Instagram five years ago, reminiscing about it as if it were a pivotal moment in your friendship, which it certainly wasn't.