Of course, he didn't really have any intention of choking him to death. No, this was more..a fun game between them if anything. Usually it was Jim doing and saying such things, which was why he found himself struggling to be 'mean' and shocking like the older did.
So instead he settled for throttling him. Fingers squeezing harder, wanting the older to see the same spots he often did when the older did such a thing, and blinking down at him with wide, eager, gaze. "When you do this I see stars." He offered carefully, pressing fingers against soft spots along his warm skin. "And spots and hearts. Is that what you see, boss?" Not that he expected the other to answer, really, it was clearly a metaphorical question