The planting of it is. Like planting pornography on somebody's computer.
Its intended to make people think a certain way about someone. In this case, the dead intel guy. If he's into S and M, then he must be a bad guy.
Not saying that's the case for sure, but the guy being a spy raises that possibility. Considering there is a war going on.
The dead guy may have been a good guy or a bad guy, and the other side whacked him out and dirtied him up.
Derps play rough and have no qualms about killing people, so I give them the best chance for doing that.
They are murderous scum.
Now, Suzy will show you around the office. Your cubicle is over there.
