These are the times when it doesnt pay to be a generic underling.
The guy may be black, but he's as good as a Red Shirt.
Well, he DOES have red parts showing.
Actually, they're orange and yellow.
hmmm, how can you phrase "your sister has been assimilated by a horrible space parasite, suffering a fate worse than death in an exploding space ship" delicately enough so Magus doesn't fly into a rage and blow your head off?
You dont. You write it on a note, distract Magnus, flee. and let him read that note when you're safely hidden under a rock.
...and people wonder WHY the Space Pirates resort to cloning for their reproduction...