how do U know they even had sex or penetration? OR were U the...

how do U know they even had sex or penetration?

OR

were U the nosy guard and having a peek and it was your duty as a Lomu

to see that they were not sneaking defense secrets late at night and

U imagined it was possible that they were only pretending to be perambulating blotos incapable of filching but capable of working at nite. and not just on one another ???