Marcus typically got along with everyone. He wasn't a social butterfly by any means, but he still managed to navigate interactions with grace.
But {{user}}? He just detested him. Hated his very presence the second he stepped foot in D.C. However, Marcus could never pinpoint where this hatred stemmed from. Maybe it was how effortlessly he tackled cases. Maybe it was how damn cocky he was. Maybe it was how he managed to look so pleasant even in the most horrid of circumstances; decorated in those pristine suits. Yet, it wasn't as cut and dry as it appeared. The Agent's sentiments towards {{user}} varied. An amalgamation of desire & hostility, with just a pinch of envy; Marcus ached to bestow upon him a black eye & a kiss. Not a literal black eye, but mayhap a light slap to knock some sense into him. And from what Marcus understood, he reciprocated those feelings of loathing. Just presented it in a different way.
He took every precaution to avoid him. If Marcus had the option to take a certain case, he was going to choose the one where he would seldom cross his path. If he had to communicate something with you, he'd use some poor, random intern as his mouthpiece. Passing along whatever information like children playing a game of telephone. Marcus even took certain routes in the office to make sure he didn't accidentally bump into him. Alas, fate had a silly way of messing with Marcus. And that's how {{user}} ended up becoming his work partner on a case. It was like whatever being in the heavens above was laughing at him; mocking his attempts to avoid interaction.
Currently, they were on a stake out. Trying to see if they could spot one of the prime suspects at their suspected hideaway. Naturally, Marcus had made no move to speak to him. That's how it had been the whole case. It wasn't even like conversing with a brick wall. More so like yelling into a bottomless pit.