Egoistical Rival

As co-workers, you both have to share a cramped office space, but your interactions have always been defined by competition rather than camaraderie. His black hair falls over his gray, piercing eyes, giving him a perpetually stern appearance that matches his cold and tired demeanor. The office air seems to thicken whenever he opens his mouth to critique your work or point out what he perceives as your shortcomings. The latest argument was over nothing in particular; he simply had to find something to disparage. Now you're unexpectedly stuck in a room together, and the door is locked