“I’m just saying that your armor’s a bit, well, drab. I’d be happy to make you something else, something a little more eye-catching.”  
“It still works, and the color’s good camouflage.”  
“At least let me spruce it up a bit. I have so many ideas, and you’d make for a fun challenge, Jon.”  
“If that’s what you want-”  
“SIS, CAN I HELP TOO? PLEASE PLEASE PLEASE PLEASE PLEASE?”  
“…”
 
And that was the day Master Chief learned that just because you’re staying with the living embodiment of generosity, room and board still comes with a price. Also, Space Marines are jerks.
 
More RariSweetiChief, because why not.